diff --git a/doc/cc65.sgml b/doc/cc65.sgml
index 0fa43a906..fa48960af 100644
--- a/doc/cc65.sgml
+++ b/doc/cc65.sgml
@@ -110,6 +110,7 @@ Long options:
   --target sys                  Set the target system
   --verbose                     Increase verbosity
   --version                     Print the compiler version number
+  --warnings-as-errors          Treat warnings as errors
   --writable-strings            Make string literals writable
 ---------------------------------------------------------------------------
 </verb></tscreen>
@@ -656,6 +657,15 @@ Here is a description of all the command line options:
   or warnings are encountered.
 
 
+  <label id="option--warnings-as-errors">
+  <tag><tt>--warnings-as-errors</tt></tag>
+
+  Treat all warnings as error. This makes the compiler exit with an appropriate
+  error code in case of warnings. The effect of this switch is identical to
+  the command line option <tt/<ref id="option-W" name="-W error">/. It is
+  available for compatibility with the other tools.
+
+
   <label id="option-writable-strings">
   <tag><tt>--writable-strings</tt></tag>
 
@@ -766,7 +776,9 @@ Here is a description of all the command line options:
   <tag><tt/const-comparison/</tag>
         Warn if the result of a comparison is constant.
   <tag><tt/error/</tag>
-        Treat all warnings as errors.
+        Treat all warnings as errors. This has the same effect as using the
+        <tt/<ref id="option--warnings-as-errors" name="--warnings-as-errors">/
+        option.
   <tag><tt/no-effect/</tag>
         Warn about statements that don't have an effect.
   <tag><tt/pointer-sign/</tag>
diff --git a/doc/cl65.sgml b/doc/cl65.sgml
index f48e1353c..8413db6c0 100644
--- a/doc/cl65.sgml
+++ b/doc/cl65.sgml
@@ -34,7 +34,7 @@ and other things.
 ---------------------------------------------------------------------------
 Usage: cl65 [options] file [...]
 Short options:
-  -c                            Compile and assemble but don't link
+  -c                            Compile and assemble, but don't link
   -d                            Debug mode
   -g                            Add debug info
   -h                            Help (this text)
@@ -55,10 +55,10 @@ Short options:
   -L path                       Specify a library search path
   -Ln name                      Create a VICE label file
   -O                            Optimize code
-  -Oi                           Optimize code, inline more code
+  -Oi                           Optimize code, inline runtime functions
   -Or                           Optimize code, honour the register keyword
-  -Os                           Optimize code, inline standard functions
-  -S                            Compile but don't assemble and link
+  -Os                           Optimize code, inline known C functions
+  -S                            Compile, but don't assemble and link
   -T                            Include source as comment
   -V                            Print the version number
   -W name[,...]                 Suppress compiler warnings
@@ -81,8 +81,9 @@ Long options:
   --code-label name             Define and export a CODE segment label
   --code-name seg               Set the name of the CODE segment
   --codesize x                  Accept larger code by factor x
+  --color [on|auto|off]         Color diagnostics (default: auto)
   --config name                 Use linker config file
-  --cpu type                    Set cpu type
+  --cpu type                    Set CPU type
   --create-dep name             Create a make dependency file
   --create-full-dep name        Create a full make dependency file
   --data-label name             Define and export a DATA segment label
@@ -101,8 +102,9 @@ Long options:
   --mapfile name                Create a map file
   --memory-model model          Set the memory model
   --module                      Link as a module
-  --module-id id                Specify a module id for the linker
+  --module-id id                Specify a module ID for the linker
   --no-target-lib               Don't link the target library
+  --no-utf8                     Disable use of UTF-8 in diagnostics
   --o65-model model             Override the o65 model
   --obj file                    Link this object file
   --obj-path path               Specify an object file search path
diff --git a/doc/ld65.sgml b/doc/ld65.sgml
index b889645f5..8a4ceca43 100644
--- a/doc/ld65.sgml
+++ b/doc/ld65.sgml
@@ -73,6 +73,7 @@ Short options:
 Long options:
   --allow-multiple-definition   Allow multiple definitions
   --cfg-path path               Specify a config file search path
+  --color [on|auto|off]         Color diagnostics (default: auto)
   --config name                 Use linker config file
   --dbgfile name                Generate debug information
   --define sym=val              Define a symbol
@@ -84,13 +85,13 @@ Long options:
   --lib-path path               Specify a library search path
   --mapfile name                Create a map file
   --module-id id                Specify a module id
+  --no-utf8                     Disable use of UTF-8 in diagnostics
   --obj file                    Link this object file
   --obj-path path               Specify an object file search path
   --start-addr addr             Set the default start address
   --start-group                 Start a library group
   --target sys                  Set the target system
   --version                     Print the linker version
-  --warnings-as-errors          Treat warnings as errors
 ---------------------------------------------------------------------------
 </verb></tscreen>
 
@@ -292,6 +293,14 @@ Here is a description of all of the command-line options:
   and in a built-in default directory.
 
 
+  <label id="option--color">
+  <tag><tt>--color</tt></tag>
+
+  This option controls if the linker will use colors when printing
+  diagnostics. The default is "auto" which will enable colors if the output
+  goes to a terminal (not to a file).
+
+
   <label id="option--dbgfile">
   <tag><tt>--dbgfile name</tt></tag>
 
@@ -315,6 +324,14 @@ Here is a description of all of the command-line options:
   type because of an unusual extension.
 
 
+  <label id="option--no-utf8">
+  <tag><tt>--no-utf8</tt></tag>
+
+  Disable the use of UTF-8 characters in diagnostics. This might be necessary
+  if auto detection fails or if the output is captured for processing with a
+  tool that is not UTF-8 capable.
+
+
   <tag><tt>--obj file</tt></tag>
 
   Links an object file to the output. Use this command-line option instead
diff --git a/src/ca65/error.c b/src/ca65/error.c
index 1756fddf3..b6040ee47 100644
--- a/src/ca65/error.c
+++ b/src/ca65/error.c
@@ -71,7 +71,7 @@ unsigned WarningCount   = 0;
 typedef enum { DC_NOTE, DC_WARN, DC_ERR, DC_FATAL, DC_COUNT } DiagCat;
 
 /* Descriptions for diagnostic categories */
-const char* DiagCatDesc[DC_COUNT] = {
+static const char* DiagCatDesc[DC_COUNT] = {
     "Note", "Warning", "Error", "Fatal error"
 };
 
diff --git a/src/ca65/main.c b/src/ca65/main.c
index 66a0f38af..66ba331dd 100644
--- a/src/ca65/main.c
+++ b/src/ca65/main.c
@@ -504,14 +504,11 @@ static void OptBinIncludeDir (const char* Opt attribute ((unused)), const char*
 static void OptColor(const char* Opt, const char* Arg)
 /* Handle the --color option */
 {
-    if (strcmp (Arg, "off") == 0 || strcmp (Arg, "false") == 0) {
-        CP_SetColorMode (CM_OFF);
-    } else if (strcmp (Arg, "auto") == 0) {
-        CP_SetColorMode (CM_AUTO);
-    } else if (strcmp (Arg, "on") == 0 || strcmp (Arg, "true") == 0) {
-        CP_SetColorMode (CM_ON);
-    } else {
+    ColorMode Mode = CP_Parse (Arg);
+    if (Mode == CM_INVALID) {
         AbEnd ("Invalid argument to %s: %s", Opt, Arg);
+    } else {
+        CP_SetColorMode (Mode);
     }
 }
 
@@ -745,6 +742,8 @@ static void OptVersion (const char* Opt attribute ((unused)),
     exit (EXIT_SUCCESS);
 }
 
+
+
 static void OptSeglist (const char* Opt attribute ((unused)),
     const char* Arg attribute ((unused)))
     /* Enable segment listing */
@@ -752,6 +751,8 @@ static void OptSeglist (const char* Opt attribute ((unused)),
     SegList = 1;
 }
 
+
+
 static void OptWarningsAsErrors (const char* Opt attribute ((unused)),
                                  const char* Arg attribute ((unused)))
 /* Generate an error if any warnings occur */
@@ -759,6 +760,8 @@ static void OptWarningsAsErrors (const char* Opt attribute ((unused)),
     WarningsAsErrors = 1;
 }
 
+
+
 static void OptExpandMacros (const char* Opt attribute ((unused)),
     const char* Arg attribute ((unused)))
     /* Expand macros in listing
@@ -770,6 +773,8 @@ static void OptExpandMacros (const char* Opt attribute ((unused)),
     ExpandMacros++;
 }
 
+
+
 static void DoPCAssign (void)
 /* Start absolute code */
 {
diff --git a/src/cc65/main.c b/src/cc65/main.c
index 5fc6ea343..e1c37d26a 100644
--- a/src/cc65/main.c
+++ b/src/cc65/main.c
@@ -140,6 +140,7 @@ static void Usage (void)
             "  --target sys\t\t\tSet the target system\n"
             "  --verbose\t\t\tIncrease verbosity\n"
             "  --version\t\t\tPrint the compiler version number\n"
+            "  --warnings-as-errors\t\tTreat warnings as errors\n"
             "  --writable-strings\t\tMake string literals writable\n",
             ProgName);
 }
@@ -968,6 +969,15 @@ static void OptWarning (const char* Opt attribute ((unused)), const char* Arg)
 
 
 
+static void OptWarningsAsErrors (const char* Opt attribute ((unused)),
+                                 const char* Arg attribute ((unused)))
+/* Generate an error if any warnings occur */
+{
+    IS_Set (&WarningsAreErrors, 1);
+}
+
+
+
 static void OptWritableStrings (const char* Opt attribute ((unused)),
                                 const char* Arg attribute ((unused)))
 /* Make string literals writable */
@@ -1016,6 +1026,7 @@ int main (int argc, char* argv[])
         { "--target",               1,      OptTarget               },
         { "--verbose",              0,      OptVerbose              },
         { "--version",              0,      OptVersion              },
+        { "--warnings-as-errors",   0,      OptWarningsAsErrors     },
         { "--writable-strings",     0,      OptWritableStrings      },
     };
 
diff --git a/src/cl65/main.c b/src/cl65/main.c
index 6f2fe03df..3339ebda1 100644
--- a/src/cl65/main.c
+++ b/src/cl65/main.c
@@ -70,6 +70,7 @@
 /* common */
 #include "attrib.h"
 #include "cmdline.h"
+#include "consprop.h"
 #include "filetype.h"
 #include "fname.h"
 #include "mmodel.h"
@@ -858,6 +859,7 @@ static void Usage (void)
             "  --code-label name\t\tDefine and export a CODE segment label\n"
             "  --code-name seg\t\tSet the name of the CODE segment\n"
             "  --codesize x\t\t\tAccept larger code by factor x\n"
+            "  --color [on|auto|off]\t\tColor diagnostics (default: auto)\n"
             "  --config name\t\t\tUse linker config file\n"
             "  --cpu type\t\t\tSet CPU type\n"
             "  --create-dep name\t\tCreate a make dependency file\n"
@@ -880,6 +882,7 @@ static void Usage (void)
             "  --module\t\t\tLink as a module\n"
             "  --module-id id\t\tSpecify a module ID for the linker\n"
             "  --no-target-lib\t\tDon't link the target library\n"
+            "  --no-utf8\t\t\tDisable use of UTF-8 in diagnostics\n"
             "  --o65-model model\t\tOverride the o65 model\n"
             "  --obj file\t\t\tLink this object file\n"
             "  --obj-path path\t\tSpecify an object file search path\n"
@@ -895,7 +898,8 @@ static void Usage (void)
             "  --version\t\t\tPrint the version number\n"
             "  --verbose\t\t\tVerbose mode\n"
             "  --zeropage-label name\t\tDefine and export a ZEROPAGE segment label\n"
-            "  --zeropage-name seg\t\tSet the name of the ZEROPAGE segment\n",
+            "  --zeropage-name seg\t\tSet the name of the ZEROPAGE segment\n"
+            "  --warnings-as-errors\t\tTreat warnings as errors\n",
             ProgName);
 }
 
@@ -1028,6 +1032,19 @@ static void OptConfig (const char* Opt attribute ((unused)), const char* Arg)
 
 
 
+static void OptColor(const char* Opt, const char* Arg)
+/* Handle the --color option */
+{
+    if (CP_Parse (Arg) == CM_INVALID) {
+        Error ("Invalid argument to %s: %s", Opt, Arg);
+    } else {
+        CmdAddArg2 (&CA65, "--color", Arg);
+        CmdAddArg2 (&LD65, "--color", Arg);
+    }
+}
+
+
+
 static void OptCPU (const char* Opt attribute ((unused)), const char* Arg)
 /* Handle the --cpu option */
 {
@@ -1236,6 +1253,16 @@ static void OptNoTargetLib (const char* Opt attribute ((unused)),
 
 
 
+static void OptNoUtf8 (const char* Opt attribute ((unused)),
+                       const char* Arg attribute ((unused)))
+/* Handle the --no-utf8 option */
+{
+    CmdAddArg (&CA65, "--no-utf8");
+    CmdAddArg (&LD65, "--no-utf8");
+}
+
+
+
 static void OptO65Model (const char* Opt attribute ((unused)), const char* Arg)
 /* Handle the --o65-model option */
 {
@@ -1409,63 +1436,77 @@ static void OptZeropageName (const char* Opt attribute ((unused)), const char* A
 
 
 
+static void OptWarningsAsErrors (const char* Opt attribute ((unused)),
+                                 const char* Arg attribute ((unused)))
+/* Handle the --warnings-as-errors option */
+{
+    CmdAddArg (&CA65, "--warnings-as-errors");
+    CmdAddArg (&CC65, "--warnings-as-errors");
+    CmdAddArg (&LD65, "--warnings-as-errors");
+}
+
+
+
 int main (int argc, char* argv [])
 /* Utility main program */
 {
     /* Program long options */
     static const LongOpt OptTab[] = {
-        { "--add-source",        0, OptAddSource      },
-        { "--all-cdecl",         0, OptAllCDecl       },
-        { "--asm-args",          1, OptAsmArgs        },
-        { "--asm-define",        1, OptAsmDefine      },
-        { "--asm-include-dir",   1, OptAsmIncludeDir  },
-        { "--bin-include-dir",   1, OptBinIncludeDir  },
-        { "--bss-label",         1, OptBssLabel       },
-        { "--bss-name",          1, OptBssName        },
-        { "--cc-args",           1, OptCCArgs         },
-        { "--cfg-path",          1, OptCfgPath        },
-        { "--check-stack",       0, OptCheckStack     },
-        { "--code-label",        1, OptCodeLabel      },
-        { "--code-name",         1, OptCodeName       },
-        { "--codesize",          1, OptCodeSize       },
-        { "--config",            1, OptConfig         },
-        { "--cpu",               1, OptCPU            },
-        { "--create-dep",        1, OptCreateDep      },
-        { "--create-full-dep",   1, OptCreateFullDep  },
-        { "--data-label",        1, OptDataLabel      },
-        { "--data-name",         1, OptDataName       },
-        { "--debug",             0, OptDebug          },
-        { "--debug-info",        0, OptDebugInfo      },
-        { "--feature",           1, OptFeature        },
-        { "--force-import",      1, OptForceImport    },
-        { "--help",              0, OptHelp           },
-        { "--include-dir",       1, OptIncludeDir     },
-        { "--ld-args",           1, OptLdArgs         },
-        { "--lib-path",          1, OptLibPath        },
-        { "--list-targets",      0, OptListTargets    },
-        { "--listing",           1, OptListing        },
-        { "--list-bytes",        1, OptListBytes      },
-        { "--mapfile",           1, OptMapFile        },
-        { "--memory-model",      1, OptMemoryModel    },
-        { "--module",            0, OptModule         },
-        { "--module-id",         1, OptModuleId       },
-        { "--no-target-lib",     0, OptNoTargetLib    },
-        { "--o65-model",         1, OptO65Model       },
-        { "--obj",               1, OptObj            },
-        { "--obj-path",          1, OptObjPath        },
-        { "--print-target-path", 0, OptPrintTargetPath},
-        { "--register-space",    1, OptRegisterSpace  },
-        { "--register-vars",     0, OptRegisterVars   },
-        { "--rodata-name",       1, OptRodataName     },
-        { "--signed-chars",      0, OptSignedChars    },
-        { "--standard",          1, OptStandard       },
-        { "--start-addr",        1, OptStartAddr      },
-        { "--static-locals",     0, OptStaticLocals   },
-        { "--target",            1, OptTarget         },
-        { "--verbose",           0, OptVerbose        },
-        { "--version",           0, OptVersion        },
-        { "--zeropage-label",    1, OptZeropageLabel  },
-        { "--zeropage-name",     1, OptZeropageName   },
+        { "--add-source",          0, OptAddSource          },
+        { "--all-cdecl",           0, OptAllCDecl           },
+        { "--asm-args",            1, OptAsmArgs            },
+        { "--asm-define",          1, OptAsmDefine          },
+        { "--asm-include-dir",     1, OptAsmIncludeDir      },
+        { "--bin-include-dir",     1, OptBinIncludeDir      },
+        { "--bss-label",           1, OptBssLabel           },
+        { "--bss-name",            1, OptBssName            },
+        { "--cc-args",             1, OptCCArgs             },
+        { "--cfg-path",            1, OptCfgPath            },
+        { "--check-stack",         0, OptCheckStack         },
+        { "--code-label",          1, OptCodeLabel          },
+        { "--code-name",           1, OptCodeName           },
+        { "--codesize",            1, OptCodeSize           },
+        { "--color",               1, OptColor              },
+        { "--config",              1, OptConfig             },
+        { "--cpu",                 1, OptCPU                },
+        { "--create-dep",          1, OptCreateDep          },
+        { "--create-full-dep",     1, OptCreateFullDep      },
+        { "--data-label",          1, OptDataLabel          },
+        { "--data-name",           1, OptDataName           },
+        { "--debug",               0, OptDebug              },
+        { "--debug-info",          0, OptDebugInfo          },
+        { "--feature",             1, OptFeature            },
+        { "--force-import",        1, OptForceImport        },
+        { "--help",                0, OptHelp               },
+        { "--include-dir",         1, OptIncludeDir         },
+        { "--ld-args",             1, OptLdArgs             },
+        { "--lib-path",            1, OptLibPath            },
+        { "--list-targets",        0, OptListTargets        },
+        { "--listing",             1, OptListing            },
+        { "--list-bytes",          1, OptListBytes          },
+        { "--mapfile",             1, OptMapFile            },
+        { "--memory-model",        1, OptMemoryModel        },
+        { "--module",              0, OptModule             },
+        { "--module-id",           1, OptModuleId           },
+        { "--no-target-lib",       0, OptNoTargetLib        },
+        { "--no-utf8",             0, OptNoUtf8             },
+        { "--o65-model",           1, OptO65Model           },
+        { "--obj",                 1, OptObj                },
+        { "--obj-path",            1, OptObjPath            },
+        { "--print-target-path",   0, OptPrintTargetPath    },
+        { "--register-space",      1, OptRegisterSpace      },
+        { "--register-vars",       0, OptRegisterVars       },
+        { "--rodata-name",         1, OptRodataName         },
+        { "--signed-chars",        0, OptSignedChars        },
+        { "--standard",            1, OptStandard           },
+        { "--start-addr",          1, OptStartAddr          },
+        { "--static-locals",       0, OptStaticLocals       },
+        { "--target",              1, OptTarget             },
+        { "--verbose",             0, OptVerbose            },
+        { "--version",             0, OptVersion            },
+        { "--zeropage-label",      1, OptZeropageLabel      },
+        { "--zeropage-name",       1, OptZeropageName       },
+        { "--warnings-as-errors",  0, OptWarningsAsErrors   },
     };
 
     char* CmdPath;
diff --git a/src/common/consprop.c b/src/common/consprop.c
index cb1983953..61ee8102a 100644
--- a/src/common/consprop.c
+++ b/src/common/consprop.c
@@ -31,6 +31,7 @@
 
 
 #include <stdlib.h>
+#include <string.h>
 #if !defined(_WIN32)
 #  include <unistd.h>
 #else
@@ -153,6 +154,23 @@ void CP_Init (void)
 
 
 
+ColorMode CP_Parse (const char* Mode)
+/* Parse the given string which is assumed to be one of the color modes.
+ * Return the matching enum or CM_INVALID if there was no match.
+ */
+{
+    if (strcmp (Mode, "off") == 0 || strcmp (Mode, "false") == 0) {
+        return CM_OFF;
+    } else if (strcmp (Mode, "auto") == 0) {
+        return CM_AUTO;
+    } else if (strcmp (Mode, "on") == 0 || strcmp (Mode, "true") == 0) {
+        return CM_ON;
+    } else {
+        return CM_INVALID;
+    }
+}
+
+
 int CP_IsTTY (void)
 /* Return true if console output goes to a tty */
 {
diff --git a/src/common/consprop.h b/src/common/consprop.h
index d27dda7cf..70a8160f4 100644
--- a/src/common/consprop.h
+++ b/src/common/consprop.h
@@ -48,7 +48,7 @@
 
 
 /* Color mode for the program */
-enum ColorMode { CM_OFF, CM_AUTO, CM_ON };
+enum ColorMode { CM_INVALID = -1, CM_OFF, CM_AUTO, CM_ON };
 typedef enum ColorMode ColorMode;
 
 /* Colors */
@@ -96,6 +96,11 @@ void CP_Init (void);
 ** data from this module.
 **/
 
+ColorMode CP_Parse (const char* Mode);
+/* Parse the given string which is assumed to be one of the color modes.
+** Return the matching enum or CM_INVALID if there was no match.
+*/
+
 int CP_IsTTY (void);
 /* Return true if console output goes to a tty */
 
diff --git a/src/ld65/asserts.c b/src/ld65/asserts.c
index e9bae83e5..13fe80040 100644
--- a/src/ld65/asserts.c
+++ b/src/ld65/asserts.c
@@ -109,8 +109,8 @@ void CheckAssertions (void)
     for (I = 0; I < CollCount (&Assertions); ++I) {
 
         const LineInfo* LI;
-        const char* Module;
-        unsigned Line;
+        const FilePos* Pos;
+        const char* Message;
 
         /* Get the assertion */
         Assertion* A = CollAtUnchecked (&Assertions, I);
@@ -120,38 +120,33 @@ void CheckAssertions (void)
             continue;
         }
 
-        /* Retrieve the relevant line info for this assertion */
-        LI = CollConstAt (&A->LineInfos, 0);
-
-        /* Get file name and line number from the source */
-        Module = GetSourceName (LI);
-        Line   = GetSourceLine (LI);
+        /* Get some assertion data */
+        Message = GetString (A->Msg);
+        LI      = CollConstAt (&A->LineInfos, 0);
+        Pos     = GetSourcePos (LI);
 
         /* If the expression is not constant, we're not able to handle it */
         if (!IsConstExpr (A->Expr)) {
-            Warning ("Cannot evaluate assertion in module '%s', line %u",
-                     Module, Line);
+            AddPNote (Pos, "The assert message is: \"%s\"", Message);
+            PWarning (Pos, "Cannot evaluate this source code assertion");
         } else if (GetExprVal (A->Expr) == 0) {
 
             /* Assertion failed */
-            const char* Message = GetString (A->Msg);
-
             switch (A->Action) {
 
                 case ASSERT_ACT_WARN:
                 case ASSERT_ACT_LDWARN:
-                    Warning ("%s:%u: %s", Module, Line, Message);
+                    PWarning (Pos, "Assertion failed: %s", Message);
                     break;
 
                 case ASSERT_ACT_ERROR:
                 case ASSERT_ACT_LDERROR:
-                    Error ("%s:%u: %s", Module, Line, Message);
+                    PError (Pos, "Assertion failed: %s", Message);
                     break;
 
                 default:
-                    Internal ("Invalid assertion action (%u) in module '%s', "
-                              "line %u (file corrupt?)",
-                              A->Action, Module, Line);
+                    AddPNote (Pos, "The file might be corrupt or wrong version");
+                    PError (Pos, "Invalid assertion action %u", A->Action);
                     break;
             }
         }
diff --git a/src/ld65/bin.c b/src/ld65/bin.c
index 15b534f66..7a6ceca88 100644
--- a/src/ld65/bin.c
+++ b/src/ld65/bin.c
@@ -301,11 +301,11 @@ void BinWriteTarget (BinDesc* D, struct File* F)
     /* Open the file */
     D->F = fopen (D->Filename, "wb");
     if (D->F == 0) {
-        Error ("Cannot open '%s': %s", D->Filename, strerror (errno));
+        Error ("Cannot open `%s': %s", D->Filename, strerror (errno));
     }
 
     /* Keep the user happy */
-    Print (stdout, 1, "Opened '%s'...\n", D->Filename);
+    Print (stdout, 1, "Opened `%s'...\n", D->Filename);
 
     /* Dump all memory areas */
     for (I = 0; I < CollCount (&F->MemoryAreas); ++I) {
@@ -317,7 +317,7 @@ void BinWriteTarget (BinDesc* D, struct File* F)
 
     /* Close the file */
     if (fclose (D->F) != 0) {
-        Error ("Cannot write to '%s': %s", D->Filename, strerror (errno));
+        Error ("Cannot write to `%s': %s", D->Filename, strerror (errno));
     }
 
     /* Reset the file and filename */
diff --git a/src/ld65/cfgexpr.c b/src/ld65/cfgexpr.c
index a6c912491..f4a0f8462 100644
--- a/src/ld65/cfgexpr.c
+++ b/src/ld65/cfgexpr.c
@@ -105,11 +105,11 @@ static ExprNode* Factor (void)
             /* Left parenthesis */
             CfgNextTok ();
             N = CfgExpr ();
-            CfgConsume (CFGTOK_RPAR, "')' expected");
+            CfgConsume (CFGTOK_RPAR, "`)' expected");
             break;
 
         default:
-            CfgError (&CfgErrorPos, "Invalid expression: %d", CfgTok);
+            PError (&CfgErrorPos, "Invalid expression: %d", CfgTok);
             break;
     }
 
@@ -213,7 +213,7 @@ long CfgConstExpr (void)
 
     /* Check that it's const */
     if (!IsConstExpr (Expr)) {
-        CfgError (&CfgErrorPos, "Constant expression expected");
+        PError (&CfgErrorPos, "Constant expression expected");
     }
 
     /* Get the value */
@@ -238,7 +238,7 @@ long CfgCheckedConstExpr (long Min, long Max)
 
     /* Check the range */
     if (Val < Min || Val > Max) {
-        CfgError (&CfgErrorPos, "Range error");
+        PError (&CfgErrorPos, "Range error");
     }
 
     /* Return the value */
diff --git a/src/ld65/config.c b/src/ld65/config.c
index cb55fae69..bc2a26578 100644
--- a/src/ld65/config.c
+++ b/src/ld65/config.c
@@ -228,7 +228,7 @@ static MemoryArea* CfgGetMemory (unsigned Name)
 {
     MemoryArea* M = CfgFindMemory (Name);
     if (M == 0) {
-        CfgError (&CfgErrorPos, "Invalid memory area '%s'", GetString (Name));
+        PError (&CfgErrorPos, "Invalid memory area `%s'", GetString (Name));
     }
     return M;
 }
@@ -321,9 +321,8 @@ static MemoryArea* CreateMemoryArea (const FilePos* Pos, unsigned Name)
     /* Check for duplicate names */
     MemoryArea* M = CfgFindMemory (Name);
     if (M) {
-        CfgError (&CfgErrorPos,
-                  "Memory area '%s' defined twice",
-                  GetString (Name));
+        PError (&CfgErrorPos, "Memory area `%s' defined twice",
+                GetString (Name));
     }
 
     /* Create a new memory area */
@@ -345,7 +344,7 @@ static SegDesc* NewSegDesc (unsigned Name)
     /* Check for duplicate names */
     SegDesc* S = CfgFindSegDesc (Name);
     if (S) {
-        CfgError (&CfgErrorPos, "Segment '%s' defined twice", GetString (Name));
+        PError (&CfgErrorPos, "Segment `%s' defined twice", GetString (Name));
     }
 
     /* Allocate memory */
@@ -391,7 +390,7 @@ static void FlagAttr (unsigned* Flags, unsigned Mask, const char* Name)
 */
 {
     if (*Flags & Mask) {
-        CfgError (&CfgErrorPos, "%s is already defined", Name);
+        PError (&CfgErrorPos, "Attribute `%s' is already defined", Name);
     }
     *Flags |= Mask;
 }
@@ -402,7 +401,7 @@ static void AttrCheck (unsigned Attr, unsigned Mask, const char* Name)
 /* Check that a mandatory attribute was given */
 {
     if ((Attr & Mask) == 0) {
-        CfgError (&CfgErrorPos, "%s attribute is missing", Name);
+        PError (&CfgErrorPos, "Mandatory attribute `%s' is missing", Name);
     }
 }
 
@@ -440,7 +439,8 @@ static void ParseMemory (void)
 
             /* Map the identifier to a token */
             cfgtok_t AttrTok;
-            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes),
+                             "Memory attribute");
             AttrTok = CfgTok;
 
             /* An optional assignment follows */
@@ -500,7 +500,7 @@ static void ParseMemory (void)
 
                 case CFGTOK_TYPE:
                     FlagAttr (&M->Attr, MA_TYPE, "TYPE");
-                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "TYPE");
+                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "Memory type");
                     if (CfgTok == CFGTOK_RO) {
                         M->Flags |= MF_RO;
                     }
@@ -554,7 +554,7 @@ static void ParseFiles (void)
 
     /* The MEMORY section must preceed the FILES section */
     if ((SectionsEncountered & SE_MEMORY) == 0) {
-        CfgError (&CfgErrorPos, "MEMORY must precede FILES");
+        PError (&CfgErrorPos, "`MEMORY' must precede `FILES'");
     }
 
     /* Parse all files */
@@ -568,9 +568,8 @@ static void ParseFiles (void)
         /* Search for the file, it must exist */
         F = FindFile (GetStrBufId (&CfgSVal));
         if (F == 0) {
-            CfgError (&CfgErrorPos,
-                      "File '%s' not found in MEMORY section",
-                      SB_GetConstBuf (&CfgSVal));
+            PError (&CfgErrorPos, "File `%s' not found in `MEMORY' section",
+                    SB_GetConstBuf (&CfgSVal));
         }
 
         /* Skip the token and the following colon */
@@ -582,7 +581,8 @@ static void ParseFiles (void)
 
             /* Map the identifier to a token */
             cfgtok_t AttrTok;
-            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes),
+                             "File attribute");
             AttrTok = CfgTok;
 
             /* An optional assignment follows */
@@ -595,11 +595,10 @@ static void ParseFiles (void)
                 case CFGTOK_FORMAT:
                     if (F->Format != BINFMT_DEFAULT) {
                         /* We've set the format already! */
-                        CfgError (&CfgErrorPos,
-                                  "Cannot set a file format twice");
+                        PError (&CfgErrorPos, "Cannot set a file format twice");
                     }
                     /* Read the format token */
-                    CfgSpecialToken (Formats, ENTRY_COUNT (Formats), "Format");
+                    CfgSpecialToken (Formats, ENTRY_COUNT (Formats), "File format");
                     switch (CfgTok) {
 
                         case CFGTOK_BIN:
@@ -667,7 +666,7 @@ static void ParseSegments (void)
 
     /* The MEMORY section must preceed the SEGMENTS section */
     if ((SectionsEncountered & SE_MEMORY) == 0) {
-        CfgError (&CfgErrorPos, "MEMORY must precede SEGMENTS");
+        PError (&CfgErrorPos, "`MEMORY' must precede `SEGMENTS'");
     }
 
     while (CfgTok == CFGTOK_IDENT) {
@@ -686,7 +685,7 @@ static void ParseSegments (void)
 
             /* Map the identifier to a token */
             cfgtok_t AttrTok;
-            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Segment attribute");
             AttrTok = CfgTok;
 
             /* An optional assignment follows */
@@ -759,7 +758,7 @@ static void ParseSegments (void)
 
                 case CFGTOK_TYPE:
                     FlagAttr (&S->Attr, SA_TYPE, "TYPE");
-                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "Type");
+                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "Segment type");
                     switch (CfgTok) {
                         case CFGTOK_RO:        S->Flags |= SF_RO;                  break;
                         case CFGTOK_RW:        /* Default */                       break;
@@ -793,9 +792,9 @@ static void ParseSegments (void)
         ** separate run and load memory areas.
         */
         if ((S->Flags & SF_ALIGN_LOAD) != 0 && (S->Load == S->Run)) {
-            CfgWarning (&CfgErrorPos,
-                        "ALIGN_LOAD attribute specified, but no separate "
-                        "LOAD and RUN memory areas assigned");
+            PWarning (&CfgErrorPos,
+                      "`ALIGN_LOAD' attribute specified, but no separate "
+                      "`LOAD' and `RUN' memory areas assigned");
             /* Remove the flag */
             S->Flags &= ~SF_ALIGN_LOAD;
         }
@@ -804,17 +803,17 @@ static void ParseSegments (void)
         ** load and run memory areas, because it's is never written to disk.
         */
         if ((S->Flags & SF_BSS) != 0 && (S->Load != S->Run)) {
-            CfgWarning (&CfgErrorPos,
-                        "Segment with type 'bss' has both LOAD and RUN "
-                        "memory areas assigned");
+            PWarning (&CfgErrorPos,
+                      "Segment with type `bss' has both `LOAD' and `RUN' "
+                      "memory areas assigned");
         }
 
         /* Don't allow read/write data to be put into a readonly area */
         if ((S->Flags & SF_RO) == 0) {
             if (S->Run->Flags & MF_RO) {
-                CfgError (&CfgErrorPos,
-                          "Cannot put r/w segment '%s' in r/o memory area '%s'",
-                          GetString (S->Name), GetString (S->Run->Name));
+                PError (&CfgErrorPos,
+                        "Cannot place r/w segment `%s' in r/o memory area `%s'",
+                        GetString (S->Name), GetString (S->Run->Name));
             }
         }
 
@@ -823,8 +822,8 @@ static void ParseSegments (void)
                 ((S->Flags & SF_OFFSET) != 0) +
                 ((S->Flags & SF_START)  != 0);
         if (Count > 1) {
-            CfgError (&CfgErrorPos,
-                      "Only one of ALIGN, START, OFFSET may be used");
+            PError (&CfgErrorPos,
+                    "Only one of `ALIGN', `START' or `OFFSET' may be used");
         }
 
         /* Skip the semicolon */
@@ -881,7 +880,7 @@ static void ParseO65 (void)
 
         /* Map the identifier to a token */
         cfgtok_t AttrTok;
-        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "O65 attribute");
         AttrTok = CfgTok;
 
         /* An optional assignment follows */
@@ -924,7 +923,7 @@ static void ParseO65 (void)
                 /* Cannot have this attribute twice */
                 FlagAttr (&AttrFlags, atType, "TYPE");
                 /* Get the type of the executable */
-                CfgSpecialToken (Types, ENTRY_COUNT (Types), "Type");
+                CfgSpecialToken (Types, ENTRY_COUNT (Types), "O65 type");
                 switch (CfgTok) {
 
                     case CFGTOK_SMALL:
@@ -936,7 +935,7 @@ static void ParseO65 (void)
                         break;
 
                     default:
-                        CfgError (&CfgErrorPos, "Unexpected type token");
+                        PError (&CfgErrorPos, "Unexpected type token");
                 }
                 /* Eat the attribute token */
                 CfgNextTok ();
@@ -952,13 +951,15 @@ static void ParseO65 (void)
                     CfgRangeCheck (O65OS_MIN, O65OS_MAX);
                     OS = (unsigned) CfgIVal;
                 } else {
-                    CfgSpecialToken (OperatingSystems, ENTRY_COUNT (OperatingSystems), "OS type");
+                    CfgSpecialToken (OperatingSystems,
+                                     ENTRY_COUNT (OperatingSystems),
+                                     "O65 OS specification");
                     switch (CfgTok) {
                         case CFGTOK_LUNIX:    OS = O65OS_LUNIX;     break;
                         case CFGTOK_OSA65:    OS = O65OS_OSA65;     break;
                         case CFGTOK_CC65:     OS = O65OS_CC65;      break;
                         case CFGTOK_OPENCBM:  OS = O65OS_OPENCBM;   break;
-                        default:              CfgError (&CfgErrorPos, "Unexpected OS token");
+                        default:              PError (&CfgErrorPos, "Unexpected OS token");
                     }
                 }
                 CfgNextTok ();
@@ -993,13 +994,13 @@ static void ParseO65 (void)
     /* Check for attributes that may not be combined */
     if (OS == O65OS_CC65) {
         if ((AttrFlags & (atImport | atExport)) != 0 && ModuleId < 0x8000) {
-            CfgError (&CfgErrorPos,
-                      "OS type CC65 may not have imports or exports for ids < $8000");
+            PError (&CfgErrorPos,
+                    "OS type CC65 may not have imports or exports for ids < $8000");
         }
     } else {
         if (AttrFlags & atID) {
-            CfgError (&CfgErrorPos,
-                      "Operating system does not support the ID attribute");
+            PError (&CfgErrorPos,
+                    "Operating system does not support the ID attribute");
         }
     }
 
@@ -1033,7 +1034,7 @@ static void ParseXex (void)
 
         /* Map the identifier to a token */
         cfgtok_t AttrTok;
-        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Xex attribute");
         AttrTok = CfgTok;
 
         /* An optional assignment follows */
@@ -1071,7 +1072,7 @@ static void ParseXex (void)
                 CfgNextTok ();
                 /* Add to XEX */
                 if (XexAddInitAd (XexFmtDesc, InitMem, InitAd))
-                    CfgError (&CfgErrorPos, "INITAD already given for memory area");
+                    PError (&CfgErrorPos, "`INITAD' already given for memory area");
                 break;
 
             default:
@@ -1104,7 +1105,7 @@ static void ParseFormats (void)
 
         /* Map the identifier to a token */
         cfgtok_t FormatTok;
-        CfgSpecialToken (Formats, ENTRY_COUNT (Formats), "Format");
+        CfgSpecialToken (Formats, ENTRY_COUNT (Formats), "Format attribute");
         FormatTok = CfgTok;
 
         /* Skip the name and the following colon */
@@ -1190,7 +1191,8 @@ static void ParseConDes (void)
 
         /* Map the identifier to a token */
         cfgtok_t AttrTok;
-        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes),
+                         "CONDES attribute");
         AttrTok = CfgTok;
 
         /* An optional assignment follows */
@@ -1232,7 +1234,7 @@ static void ParseConDes (void)
             case CFGTOK_ORDER:
                 /* Don't allow this twice */
                 FlagAttr (&AttrFlags, atOrder, "ORDER");
-                CfgSpecialToken (Orders, ENTRY_COUNT (Orders), "Order");
+                CfgSpecialToken (Orders, ENTRY_COUNT (Orders), "CONDES order");
                 switch (CfgTok) {
                     case CFGTOK_DECREASING: Order = cdDecreasing;       break;
                     case CFGTOK_INCREASING: Order = cdIncreasing;       break;
@@ -1257,7 +1259,7 @@ static void ParseConDes (void)
                     CfgRangeCheck (CD_TYPE_MIN, CD_TYPE_MAX);
                     Type = (int) CfgIVal;
                 } else {
-                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "Type");
+                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "CONDES type");
                     switch (CfgTok) {
                         case CFGTOK_CONSTRUCTOR: Type = CD_TYPE_CON;    break;
                         case CFGTOK_DESTRUCTOR:  Type = CD_TYPE_DES;    break;
@@ -1289,10 +1291,10 @@ static void ParseConDes (void)
     AttrCheck (AttrFlags, atType, "TYPE");
 
     /* Check if the condes has already attributes defined */
-    if (ConDesHasSegName(Type) || ConDesHasLabel(Type)) {
-        CfgError (&CfgErrorPos,
-                  "CONDES attributes for type %d are already defined",
-                  Type);
+    if (ConDesHasSegName (Type) || ConDesHasLabel (Type)) {
+        PError (&CfgErrorPos,
+                "`CONDES' attributes for type %d are already defined",
+                Type);
     }
 
     /* Define the attributes */
@@ -1334,7 +1336,8 @@ static void ParseStartAddress (void)
 
         /* Map the identifier to a token */
         cfgtok_t AttrTok;
-        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+        CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes),
+                         "Start address attribute");
         AttrTok = CfgTok;
 
         /* An optional assignment follows */
@@ -1389,7 +1392,7 @@ static void ParseFeatures (void)
 
         /* Map the identifier to a token */
         cfgtok_t FeatureTok;
-        CfgSpecialToken (Features, ENTRY_COUNT (Features), "Feature");
+        CfgSpecialToken (Features, ENTRY_COUNT (Features), "Feature attribute");
         FeatureTok = CfgTok;
 
         /* Skip the name and the following colon */
@@ -1479,7 +1482,8 @@ static void ParseSymbols (void)
 
             /* Map the identifier to a token */
             cfgtok_t AttrTok;
-            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes), "Attribute");
+            CfgSpecialToken (Attributes, ENTRY_COUNT (Attributes),
+                             "Symbol attribute");
             AttrTok = CfgTok;
 
             /* Skip the attribute name */
@@ -1495,7 +1499,8 @@ static void ParseSymbols (void)
                     /* Don't allow this twice */
                     FlagAttr (&AttrFlags, atAddrSize, "ADDRSIZE");
                     /* Map the type to a token */
-                    CfgSpecialToken (AddrSizes, ENTRY_COUNT (AddrSizes), "AddrSize");
+                    CfgSpecialToken (AddrSizes, ENTRY_COUNT (AddrSizes),
+                                     "Address size specification");
                     switch (CfgTok) {
                         case CFGTOK_ABS:    AddrSize = ADDR_SIZE_ABS;   break;
                         case CFGTOK_FAR:    AddrSize = ADDR_SIZE_FAR;   break;
@@ -1511,7 +1516,8 @@ static void ParseSymbols (void)
                     /* Don't allow this twice */
                     FlagAttr (&AttrFlags, atType, "TYPE");
                     /* Map the type to a token */
-                    CfgSpecialToken (Types, ENTRY_COUNT (Types), "Type");
+                    CfgSpecialToken (Types, ENTRY_COUNT (Types),
+                                     "Address size type");
                     switch (CfgTok) {
                         case CFGTOK_EXPORT:     Type = CfgSymExport;    break;
                         case CFGTOK_IMPORT:     Type = CfgSymImport;    break;
@@ -1559,7 +1565,7 @@ static void ParseSymbols (void)
             case CfgSymImport:
                 /* An import must not have a value */
                 if (AttrFlags & atValue) {
-                    CfgError (&CfgErrorPos, "Imports must not have a value");
+                    PError (&CfgErrorPos, "Imports must not have a value");
                 }
                 /* Generate the import */
                 Imp = InsertImport (GenImport (Name, AddrSize));
@@ -1606,12 +1612,13 @@ static void ParseConfig (void)
     do {
 
         /* Read the block ident */
-        CfgSpecialToken (BlockNames, ENTRY_COUNT (BlockNames), "Block identifier");
+        CfgSpecialToken (BlockNames, ENTRY_COUNT (BlockNames),
+                         "Configuration block identifier");
         BlockTok = CfgTok;
         CfgNextTok ();
 
         /* Expected a curly brace */
-        CfgConsume (CFGTOK_LCURLY, "'{' expected");
+        CfgConsume (CFGTOK_LCURLY, "`{' expected");
 
         /* Read the block */
         switch (BlockTok) {
@@ -1646,7 +1653,7 @@ static void ParseConfig (void)
         }
 
         /* Skip closing brace */
-        CfgConsume (CFGTOK_RCURLY, "'}' expected");
+        CfgConsume (CFGTOK_RCURLY, "`}' expected");
 
     } while (CfgTok != CFGTOK_EOF);
 }
@@ -1702,10 +1709,20 @@ static void ProcessSegments (void)
         ** in any of the object file, check that there's no initialized data
         ** in the segment.
         */
-        if ((S->Flags & SF_BSS) != 0 && S->Seg != 0 && !IsBSSType (S->Seg)) {
-            CfgWarning (GetSourcePos (S->LI),
-                        "Segment '%s' with type 'bss' contains initialized data",
-                        GetString (S->Name));
+        if ((S->Flags & SF_BSS) != 0 && S->Seg != 0) {
+            Section* Sec = GetNonBSSSection (S->Seg);
+            if (Sec) {
+                const FilePos* Pos = GetSourcePos (S->LI);
+                if (Sec->Obj) {
+                    AddPNote (Pos, "Initialized data comes at least partially "
+                             "from `%s'", GetString (Sec->Obj->Name));
+                } else {
+                    AddPNote (Pos, "Initialized data is at least partially "
+                              "linker generated");
+                }
+                PWarning (Pos, "Segment `%s' with type `bss' contains "
+                          "initialized data", GetString (S->Name));
+            }
         }
 
         /* If this segment does exist in any of the object files, insert the
@@ -1732,9 +1749,8 @@ static void ProcessSegments (void)
 
             /* Print a warning if the segment is not optional */
             if ((S->Flags & SF_OPTIONAL) == 0) {
-                CfgWarning (&CfgErrorPos,
-                            "Segment '%s' does not exist",
-                            GetString (S->Name));
+                PWarning (&CfgErrorPos, "Segment `%s' does not exist",
+                          GetString (S->Name));
             }
 
             /* Discard the descriptor and remove it from the collection */
@@ -1764,9 +1780,9 @@ static void ProcessSymbols (void)
             case CfgSymO65Export:
                 /* Check if the export symbol is also defined as an import. */
                 if (O65GetImport (O65FmtDesc, Sym->Name) != 0) {
-                    CfgError (
+                    PError (
                         GetSourcePos (Sym->LI),
-                        "Exported o65 symbol '%s' cannot also be an o65 import",
+                        "Exported o65 symbol `%s' cannot also be an o65 import",
                         GetString (Sym->Name)
                     );
                 }
@@ -1776,9 +1792,9 @@ static void ProcessSymbols (void)
                 ** error message when checking it here.
                 */
                 if (O65GetExport (O65FmtDesc, Sym->Name) != 0) {
-                    CfgError (
+                    PError (
                         GetSourcePos (Sym->LI),
-                        "Duplicate exported o65 symbol: '%s'",
+                        "Duplicate exported o65 symbol: `%s'",
                         GetString (Sym->Name)
                     );
                 }
@@ -1790,9 +1806,9 @@ static void ProcessSymbols (void)
             case CfgSymO65Import:
                 /* Check if the import symbol is also defined as an export. */
                 if (O65GetExport (O65FmtDesc, Sym->Name) != 0) {
-                    CfgError (
+                    PError (
                         GetSourcePos (Sym->LI),
-                        "Imported o65 symbol '%s' cannot also be an o65 export",
+                        "Imported o65 symbol `%s' cannot also be an o65 export",
                         GetString (Sym->Name)
                     );
                 }
@@ -1802,9 +1818,9 @@ static void ProcessSymbols (void)
                 ** error message when checking it here.
                 */
                 if (O65GetImport (O65FmtDesc, Sym->Name) != 0) {
-                    CfgError (
+                    PError (
                         GetSourcePos (Sym->LI),
-                        "Duplicate imported o65 symbol: '%s'",
+                        "Duplicate imported o65 symbol: `%s'",
                         GetString (Sym->Name)
                     );
                 }
@@ -1913,9 +1929,9 @@ unsigned CfgProcess (void)
         ** and mark the memory area as placed.
         */
         if (!IsConstExpr (M->StartExpr)) {
-            CfgError (GetSourcePos (M->LI),
-                      "Start address of memory area '%s' is not constant",
-                      GetString (M->Name));
+            PError (GetSourcePos (M->LI),
+                    "Start address of memory area `%s' is not constant",
+                    GetString (M->Name));
         }
         Addr = M->Start = GetExprVal (M->StartExpr);
         M->Flags |= MF_PLACED;
@@ -1938,15 +1954,15 @@ unsigned CfgProcess (void)
 
         /* Resolve the size expression */
         if (!IsConstExpr (M->SizeExpr)) {
-            CfgError (GetSourcePos (M->LI),
-                      "Size of memory area '%s' is not constant",
-                      GetString (M->Name));
+            PError (GetSourcePos (M->LI),
+                    "Size of memory area `%s' is not constant",
+                    GetString (M->Name));
         }
         M->Size = GetExprVal (M->SizeExpr);
         if (M->Size >= 0x80000000) {
-            CfgError (GetSourcePos (M->LI),
-                      "Size of memory area '%s' is negative: %ld",
-                      GetString (M->Name), (long)M->Size);
+            PError (GetSourcePos (M->LI),
+                    "Size of memory area `%s' is negative: %ld",
+                    GetString (M->Name), (long)M->Size);
         }
 
         /* Walk through the segments in this memory area */
@@ -1968,17 +1984,17 @@ unsigned CfgProcess (void)
                 if (S->Flags & (SF_OFFSET | SF_START)) {
                     ++Overwrites;
                 } else {
-                    CfgError (GetSourcePos (M->LI),
-                              "Segment '%s' of type 'overwrite' requires either"
-                              " 'Start' or 'Offset' attribute to be specified",
-                              GetString (S->Name));
+                    PError (GetSourcePos (M->LI),
+                            "Segment `%s' of type `overwrite' requires either"
+                            " `START' or `OFFSET' attribute to be specified",
+                            GetString (S->Name));
                 }
             } else {
                 if (Overwrites > 0) {
-                    CfgError (GetSourcePos (M->LI),
-                              "Segment '%s' is preceded by at least one segment"
-                              " of type 'overwrite'",
-                              GetString (S->Name));
+                    PError (GetSourcePos (M->LI),
+                            "Segment `%s' is preceded by at least one segment"
+                            " of type `overwrite'",
+                            GetString (S->Name));
                 }
             }
 
@@ -2002,10 +2018,10 @@ unsigned CfgProcess (void)
                     /* Segment requires another alignment than configured
                     ** in the linker.
                     */
-                    CfgWarning (GetSourcePos (S->LI),
-                                "Segment '%s' isn't aligned properly; the"
-                                " resulting executable might not be functional.",
-                                GetString (S->Name));
+                    PWarning (GetSourcePos (S->LI),
+                              "Segment `%s' isn't aligned properly; the"
+                              " resulting executable might not be functional.",
+                              GetString (S->Name));
                 }
 
                 if (S->Flags & SF_ALIGN) {
@@ -2017,10 +2033,10 @@ unsigned CfgProcess (void)
                     ** that is somewhat suspicious.
                     */
                     if (M->FillLevel == 0 && NewAddr > Addr) {
-                        CfgWarning (GetSourcePos (S->LI),
-                                    "The first segment in memory area '%s' "
-                                    "needs fill bytes for alignment.",
-                                    GetString (M->Name));
+                        PWarning (GetSourcePos (S->LI),
+                                  "The first segment in memory area `%s' "
+                                  "needs fill bytes for alignment.",
+                                  GetString (M->Name));
                     }
 
                     /* Use the aligned address */
@@ -2038,9 +2054,9 @@ unsigned CfgProcess (void)
 
                     if (S->Flags & SF_OVERWRITE) {
                         if (NewAddr < M->Start) {
-                            CfgError (GetSourcePos (S->LI),
-                                      "Segment '%s' begins before memory area '%s'",
-                                      GetString (S->Name), GetString (M->Name));
+                            PError (GetSourcePos (S->LI),
+                                    "Segment `%s' begins before memory area `%s'",
+                                    GetString (S->Name), GetString (M->Name));
                         } else {
                             Addr = NewAddr;
                         }
@@ -2049,15 +2065,23 @@ unsigned CfgProcess (void)
                             /* Offset already too large */
                             ++Overflows;
                             if (S->Flags & SF_OFFSET) {
-                                CfgWarning (GetSourcePos (S->LI),
-                                            "Segment '%s' offset is too small in '%s' by %lu byte%s",
-                                            GetString (S->Name), GetString (M->Name),
-                                            Addr - NewAddr, (Addr - NewAddr == 1) ? "" : "s");
+                                PWarning (
+                                    GetSourcePos (S->LI),
+                                    "Segment `%s' offset is too small in `%s' by %lu byte%s",
+                                    GetString (S->Name),
+                                    GetString (M->Name),
+                                    Addr - NewAddr,
+                                    (Addr - NewAddr == 1) ? "" : "s"
+                                );
                             } else {
-                                CfgWarning (GetSourcePos (S->LI),
-                                            "Segment '%s' start address is too low in '%s' by %lu byte%s",
-                                            GetString (S->Name), GetString (M->Name),
-                                            Addr - NewAddr, (Addr - NewAddr == 1) ? "" : "s");
+                                PWarning (
+                                    GetSourcePos (S->LI),
+                                    "Segment `%s' start address is too low in `%s' by %lu byte%s",
+                                    GetString (S->Name),
+                                    GetString (M->Name),
+                                    Addr - NewAddr,
+                                    (Addr - NewAddr == 1) ? "" : "s"
+                                );
                             }
                         } else {
                             Addr = NewAddr;
@@ -2101,10 +2125,14 @@ unsigned CfgProcess (void)
             if (FillLevel > M->Size && (M->Flags & MF_OVERFLOW) == 0) {
                 ++Overflows;
                 M->Flags |= MF_OVERFLOW;
-                CfgWarning (GetSourcePos (M->LI),
-                            "Segment '%s' overflows memory area '%s' by %lu byte%s",
-                            GetString (S->Name), GetString (M->Name),
-                            FillLevel - M->Size, (FillLevel - M->Size == 1) ? "" : "s");
+                PWarning (
+                    GetSourcePos (M->LI),
+                    "Segment `%s' overflows memory area `%s' by %lu byte%s",
+                    GetString (S->Name),
+                    GetString (M->Name),
+                    FillLevel - M->Size,
+                    (FillLevel - M->Size == 1) ? "" : "s"
+                );
             }
             if (FillLevel > M->FillLevel) {
                 /* Regular segments increase FillLevel. Overwrite segments may
diff --git a/src/ld65/dbgfile.c b/src/ld65/dbgfile.c
index 204aff9d8..386706f66 100644
--- a/src/ld65/dbgfile.c
+++ b/src/ld65/dbgfile.c
@@ -107,7 +107,7 @@ void CreateDbgFile (void)
     /* Open the debug info file */
     FILE* F = fopen (DbgFileName, "w");
     if (F == 0) {
-        Error ("Cannot create debug file '%s': %s", DbgFileName, strerror (errno));
+        Error ("Cannot create debug file `%s': %s", DbgFileName, strerror (errno));
     }
 
     /* Output version information */
@@ -166,6 +166,6 @@ void CreateDbgFile (void)
 
     /* Close the file */
     if (fclose (F) != 0) {
-        Error ("Error closing debug file '%s': %s", DbgFileName, strerror (errno));
+        Error ("Error closing debug file `%s': %s", DbgFileName, strerror (errno));
     }
 }
diff --git a/src/ld65/error.c b/src/ld65/error.c
index 344e4c1b3..185aec898 100644
--- a/src/ld65/error.c
+++ b/src/ld65/error.c
@@ -39,10 +39,13 @@
 
 /* common */
 #include "cmdline.h"
+#include "coll.h"
+#include "consprop.h"
 #include "strbuf.h"
 
 /* ld65 */
 #include "error.h"
+#include "spool.h"
 
 
 
@@ -55,6 +58,22 @@
 /* Statistics */
 unsigned WarningCount   = 0;
 
+/* Diagnostic category. */
+typedef enum { DC_NOTE, DC_WARN, DC_ERR, DC_INT, DC_COUNT } DiagCat;
+
+/* Descriptions for diagnostic categories */
+const char* DiagCatDesc[DC_COUNT] = {
+    "Note", "Warning", "Error", "Internal error"
+};
+
+/* An empty file position used when diagnostics aren't related to a file */
+static FilePos  NoFile = STATIC_FILEPOS_INITIALIZER;
+
+/* Notifications. They are remembered here and output with the next call to
+** Error() or Warning().
+*/
+static Collection Notes = STATIC_COLLECTION_INITIALIZER;
+
 
 
 /*****************************************************************************/
@@ -63,20 +82,213 @@ unsigned WarningCount   = 0;
 
 
 
+static void ReplaceQuotes (StrBuf* Msg)
+/* Replace opening and closing single quotes in Msg by their typographically
+** correct UTF-8 counterparts for better readbility. A closing quote will
+** only get replaced if an opening quote has been seen before.
+** To handle some special cases, the function will also treat \xF0 as
+** opening and \xF1 as closing quote. These are replaced without the need for
+** correct ordering (open/close).
+** The function will change the quotes in place, so after the call Msg will
+** contain the changed string. If UTF-8 is not available, the function will
+** replace '`' by '\'' since that was the default behavior before. It will
+** also replace \xF0 and \xF1 by '\''.
+*/
+{
+    /* UTF-8 characters for single quotes */
+    static const char QuoteStart[] = "\xE2\x80\x98";
+    static const char QuoteEnd[]   = "\xE2\x80\x99";
+
+    /* ANSI color sequences */
+    const char* ColorStart = CP_BrightGreen ();
+    const char* ColorEnd   = CP_White ();
+
+    /* Remember a few things */
+    int IsUTF8 = CP_IsUTF8 ();
+
+    /* We create a new string in T and will later copy it back to Msg */
+    StrBuf T = AUTO_STRBUF_INITIALIZER;
+
+    /* Parse the string and create a modified copy */
+    SB_Reset (Msg);
+    int InQuote = 0;
+    while (1) {
+        char C = SB_Get (Msg);
+        switch (C) {
+            case '`':
+                if (!InQuote) {
+                    InQuote = 1;
+                    if (IsUTF8) {
+                        SB_AppendStr (&T, QuoteStart);
+                    } else {
+                        /* ca65 uses \' for opening and closing quotes */
+                        SB_AppendChar (&T, '\'');
+                    }
+                    SB_AppendStr (&T, ColorStart);
+                } else {
+                    /* Found two ` without closing quote - don't replace */
+                    SB_AppendChar (&T, '`');
+                }
+                break;
+            case '\'':
+                if (InQuote) {
+                    InQuote = 0;
+                    SB_AppendStr (&T, ColorEnd);
+                    if (IsUTF8) {
+                        SB_AppendStr (&T, QuoteEnd);
+                    } else {
+                        SB_AppendChar (&T, C);
+                    }
+                } else {
+                    SB_AppendChar (&T, C);
+                }
+                break;
+            case '\xF0':
+                if (IsUTF8) {
+                    SB_AppendStr (&T, QuoteStart);
+                } else {
+                    SB_AppendChar (&T, '\'');
+                }
+                break;
+            case '\xF1':
+                if (IsUTF8) {
+                    SB_AppendStr (&T, QuoteEnd);
+                } else {
+                    SB_AppendChar (&T, '\'');
+                }
+                break;
+            case '\0':
+                goto Done;
+            default:
+                SB_AppendChar (&T, C);
+                break;
+        }
+    }
+
+Done:
+    /* Copy the string back, then terminate it */
+    SB_Move (Msg, &T);
+    SB_Terminate (Msg);
+}
+
+
+
+static void VPrepMsg (StrBuf* S, const FilePos* Pos, DiagCat Cat,
+                      const char* Format, va_list ap)
+/* Prepare an error/warning/notification message in S. */
+{
+    StrBuf Msg = AUTO_STRBUF_INITIALIZER;
+    StrBuf Loc = AUTO_STRBUF_INITIALIZER;
+
+    /* Determine the description for the category and its color */
+    const char* Desc = DiagCatDesc[Cat];
+    const char* Color;
+    switch (Cat) {
+        case DC_NOTE:   Color = CP_Cyan ();             break;
+        case DC_WARN:   Color = CP_Yellow ();           break;
+        case DC_ERR:    Color = CP_BrightRed ();        break;
+        case DC_INT:    Color = CP_BrightRed ();        break;
+        default:        FAIL ("Unexpected Cat value");  break;
+    }
+
+    /* Format the actual message, then replace quotes */
+    SB_VPrintf (&Msg, Format, ap);
+    ReplaceQuotes (&Msg);
+
+    /* Format the location. If the file position is valid, we use the file
+    ** position, otherwise the program name. This allows to print fatal
+    ** errors in the startup phase.
+    */
+    if (Pos->Name == INVALID_STRING_ID) {
+        SB_CopyStr (&Loc, ProgName);
+    } else {
+        SB_Printf (&Loc, "%s:%u", GetString (Pos->Name), Pos->Line);
+    }
+    SB_Terminate (&Loc);
+
+    /* Format the full message */
+    SB_Printf (S, "%s%s: %s%s:%s %s%s",
+               CP_White (),
+               SB_GetConstBuf (&Loc),
+               Color,
+               Desc,
+               CP_White (),
+               SB_GetConstBuf (&Msg),
+               CP_Reset ());
+
+    /* Delete the formatted message and the location string */
+    SB_Done (&Loc);
+    SB_Done (&Msg);
+
+    /* Add a new line and terminate the generated full message */
+    SB_AppendChar (S, '\n');
+    SB_Terminate (S);
+}
+
+
+
+static void VPrintMsg (const FilePos* Pos, DiagCat Cat, const char* Format,
+                       va_list ap)
+/* Format and output an error/warning message. */
+{
+    /* Format the message */
+    StrBuf S = AUTO_STRBUF_INITIALIZER;
+    VPrepMsg (&S, Pos, Cat, Format, ap);
+
+    /* Output the full message */
+    fputs (SB_GetConstBuf (&S), stderr);
+
+    /* Delete the buffer for the full message */
+    SB_Done (&S);
+}
+
+
+
+static void OutputNotes (void)
+/* Output all stored notification messages, then delete them */
+{
+    unsigned I;
+    for (I = 0; I < CollCount (&Notes); ++I) {
+        StrBuf* S = CollAtUnchecked (&Notes, I);
+        fputs (SB_GetConstBuf (S), stderr);
+        FreeStrBuf (S);
+    }
+    CollDeleteAll (&Notes);
+}
+
+
+
+void AddNote (const char* Format, ...)
+/* Add a notification message that will be output after the next error or
+** warning. There cannot be a Notification() function since Error() will
+** always terminate.
+*/
+{
+    va_list ap;
+
+    /* Create a new string buffer and add it to the notes */
+    StrBuf* S = NewStrBuf ();
+    CollAppend (&Notes, S);
+
+    /* Create the message in the string buffer */
+    va_start (ap, Format);
+    VPrepMsg (S, &NoFile, DC_NOTE, Format, ap);
+    va_end (ap);
+}
+
+
+
 void Warning (const char* Format, ...)
 /* Print a warning message */
 {
-    StrBuf S = STATIC_STRBUF_INITIALIZER;
+    /* Output the message */
     va_list ap;
-
     va_start (ap, Format);
-    SB_VPrintf (&S, Format, ap);
+    VPrintMsg (&NoFile, DC_WARN, Format, ap);
     va_end (ap);
-    SB_Terminate (&S);
 
-    fprintf (stderr, "%s: Warning: %s\n", ProgName, SB_GetConstBuf (&S));
-
-    SB_Done (&S);
+    /* Output all stored notes */
+    OutputNotes ();
 
     /* Count warnings */
     ++WarningCount;
@@ -87,18 +299,16 @@ void Warning (const char* Format, ...)
 void Error (const char* Format, ...)
 /* Print an error message and die */
 {
-    StrBuf S = STATIC_STRBUF_INITIALIZER;
+    /* Output the message */
     va_list ap;
-
     va_start (ap, Format);
-    SB_VPrintf (&S, Format, ap);
+    VPrintMsg (&NoFile, DC_ERR, Format, ap);
     va_end (ap);
-    SB_Terminate (&S);
 
-    fprintf (stderr, "%s: Error: %s\n", ProgName, SB_GetConstBuf (&S));
-
-    SB_Done (&S);
+    /* Output all stored notes */
+    OutputNotes ();
 
+    /* Terminate after errors */
     exit (EXIT_FAILURE);
 }
 
@@ -107,17 +317,67 @@ void Error (const char* Format, ...)
 void Internal (const char* Format, ...)
 /* Print an internal error message and die */
 {
-    StrBuf S = STATIC_STRBUF_INITIALIZER;
+    /* Output the message */
     va_list ap;
-
     va_start (ap, Format);
-    SB_VPrintf (&S, Format, ap);
+    VPrintMsg (&NoFile, DC_INT, Format, ap);
     va_end (ap);
-    SB_Terminate (&S);
-
-    fprintf (stderr, "%s: Internal Error: %s\n", ProgName, SB_GetConstBuf (&S));
-
-    SB_Done (&S);
 
+    /* Terminate after errors */
+    exit (EXIT_FAILURE);
+}
+
+
+
+void AddPNote (const FilePos* Pos, const char* Format, ...)
+/* Add a notifcation message using file name and line number of the config file.
+** See comment for AddNote() above.
+*/
+{
+    va_list ap;
+
+    /* Create a new string buffer and add it to the notes */
+    StrBuf* S = NewStrBuf ();
+    CollAppend (&Notes, S);
+
+    /* Create the message in the string buffer */
+    va_start (ap, Format);
+    VPrepMsg (S, Pos, DC_NOTE, Format, ap);
+    va_end (ap);
+}
+
+
+
+void PWarning (const FilePos* Pos, const char* Format, ...)
+/* Print a warning message adding file name and line number of a given file */
+{
+    /* Output the message */
+    va_list ap;
+    va_start (ap, Format);
+    VPrintMsg (Pos, DC_WARN, Format, ap);
+    va_end (ap);
+
+    /* Output all stored notes */
+    OutputNotes ();
+
+    /* Count warnings */
+    ++WarningCount;
+}
+
+
+
+void PError (const FilePos* Pos, const char* Format, ...)
+/* Print an error message adding file name and line number of a given file */
+{
+    /* Output the message */
+    va_list ap;
+    va_start (ap, Format);
+    VPrintMsg (Pos, DC_ERR, Format, ap);
+    va_end (ap);
+
+    /* Output all stored notes */
+    OutputNotes ();
+
+    /* Terminate after errors */
     exit (EXIT_FAILURE);
 }
diff --git a/src/ld65/error.h b/src/ld65/error.h
index 1285ca725..529605fee 100644
--- a/src/ld65/error.h
+++ b/src/ld65/error.h
@@ -40,6 +40,7 @@
 
 /* common */
 #include "attrib.h"
+#include "filepos.h"
 
 
 
@@ -60,6 +61,12 @@ extern unsigned WarningCount;
 
 
 
+void AddNote (const char* Format, ...) attribute((format(printf,1,2)));
+/* Add a notification message that will be output after the next error or
+** warning. There cannot be a Notification() function since Error() will
+** always terminate.
+*/
+
 void Warning (const char* Format, ...) attribute((format(printf,1,2)));
 /* Print a warning message */
 
@@ -69,6 +76,17 @@ void Error (const char* Format, ...) attribute((noreturn, format(printf,1,2)));
 void Internal (const char* Format, ...) attribute((noreturn, format(printf,1,2)));
 /* Print an internal error message and die */
 
+void AddPNote (const FilePos* Pos, const char* Format, ...) attribute((format(printf,2,3)));
+/* Add a notifcation message using file name and line number of the config file.
+** See comment for AddNote() above.
+*/
+
+void PWarning (const FilePos* Pos, const char* Format, ...) attribute((format(printf,2,3)));
+/* Print a warning message adding file name and line number of the config file */
+
+void PError (const FilePos* Pos, const char* Format, ...) attribute((format(printf,2,3)));
+/* Print an error message adding file name and line number of a given file */
+
 
 
 /* End of error.h */
diff --git a/src/ld65/exports.c b/src/ld65/exports.c
index f457b5490..6464e9e8f 100644
--- a/src/ld65/exports.c
+++ b/src/ld65/exports.c
@@ -167,13 +167,13 @@ Import* ReadImport (FILE* F, ObjData* Obj)
         */
         if (ObjHasFiles (I->Obj)) {
             const LineInfo* LI = GetImportPos (I);
-            Error ("Invalid import size in for '%s', imported from %s:%u: 0x%02X",
+            Error ("Invalid import size in for `%s', imported from %s:%u: 0x%02X",
                    GetString (I->Name),
                    GetSourceName (LI),
                    GetSourceLine (LI),
                    I->AddrSize);
         } else {
-            Error ("Invalid import size in for '%s', imported from %s: 0x%02X",
+            Error ("Invalid import size in for `%s', imported from %s: 0x%02X",
                    GetString (I->Name),
                    GetObjFileName (I->Obj),
                    I->AddrSize);
@@ -200,7 +200,7 @@ Import* GenImport (unsigned Name, unsigned char AddrSize)
         /* We have no object file information and no line info for a new
         ** import
         */
-        Error ("Invalid import size 0x%02X for symbol '%s'",
+        Error ("Invalid import size 0x%02X for symbol `%s'",
                I->AddrSize,
                GetString (I->Name));
     }
@@ -484,7 +484,7 @@ void InsertExport (Export* E)
                     }
                 } else if (AllowMultDef == 0) {
                     /* Duplicate entry, this is fatal unless allowed by the user */
-                    Error ("Duplicate external identifier: '%s'",
+                    Error ("Duplicate external identifier: `%s'",
                            GetString (L->Name));
                 }
                 return;
@@ -663,7 +663,7 @@ long GetExportVal (const Export* E)
 {
     if (E->Expr == 0) {
         /* OOPS */
-        Internal ("'%s' is an undefined external", GetString (E->Name));
+        Internal ("`%s' is an undefined external", GetString (E->Name));
     }
     return GetExprVal (E->Expr);
 }
@@ -726,9 +726,9 @@ static void CheckSymType (const Export* E)
             }
 
             /* Output the diagnostic */
-            Warning ("Address size mismatch for '%s': "
-                     "Exported from %s as '%s', "
-                     "import in %s as '%s'",
+            Warning ("Address size mismatch for `%s': "
+                     "Exported from %s as `%s', "
+                     "import in %s as `%s'",
                      GetString (E->Name),
                      SB_GetConstBuf (&ExportLoc),
                      ExpAddrSize,
@@ -775,21 +775,20 @@ static void PrintUnresolved (ExpCheckFunc F, void* Data)
         if (E->Expr == 0 && E->ImpCount > 0 && F (E->Name, Data) == 0) {
             /* Unresolved external */
             Import* Imp = E->ImpList;
-            const char* name = GetString (E->Name);
+            const char* Name = GetString (E->Name);
             while (Imp) {
-                unsigned J, count = CollCount (&Imp->RefLines);
-                /* The count is 0 when the import was not added by an input file,
-                   but by the compiler itself. */
-                if (count == 0) {
-                    fprintf (stderr, "Error: Unresolved external '%s'\n", name);
+                unsigned J, Count = CollCount (&Imp->RefLines);
+                /* The count is 0 when the import was not added by an input
+                ** file, but by the compiler itself.
+                */
+                if (Count == 0) {
+                    Warning ("Unresolved external `%s'", Name);
                 } else {
-                    for (J = 0; J < count; ++J) {
+                    for (J = 0; J < Count; ++J) {
                         const LineInfo* LI = CollConstAt (&Imp->RefLines, J);
-                        fprintf (stderr,
-                            "%s:%u: Error: Unresolved external '%s'\n",
-                            GetSourceName (LI),
-                            GetSourceLine (LI),
-                            name);
+                        PWarning (GetSourcePos (LI),
+                                  "Unresolved external `%s'",
+                                  Name);
                     }
                 }
                 Imp = Imp->Next;
@@ -1080,7 +1079,7 @@ void CircularRefError (const Export* E)
 /* Print an error about a circular reference using to define the given export */
 {
     const LineInfo* LI = GetExportPos (E);
-    Error ("Circular reference for symbol '%s', %s:%u",
+    Error ("Circular reference for symbol `%s', %s:%u",
            GetString (E->Name),
            GetSourceName (LI),
            GetSourceLine (LI));
diff --git a/src/ld65/expr.c b/src/ld65/expr.c
index ff210e315..263f50959 100644
--- a/src/ld65/expr.c
+++ b/src/ld65/expr.c
@@ -408,12 +408,12 @@ long GetExprVal (ExprNode* Expr)
                 Error ("Argument of .BANK() isn't a label attached to a segment");
             }
             if (D.Seg->MemArea == 0) {
-                Error ("Segment '%s' is referenced by .BANK(),"
+                Error ("Segment `%s' is referenced by .BANK(),"
                        " but not assigned to a memory area",
                        GetString (D.Seg->Name));
             }
             if (D.Seg->MemArea->BankExpr == 0) {
-                Error ("Memory area '%s' is referenced by .BANK(),"
+                Error ("Memory area `%s' is referenced by .BANK(),"
                        " but has no BANK attribute",
                        GetString (D.Seg->MemArea->Name));
             }
diff --git a/src/ld65/extsyms.c b/src/ld65/extsyms.c
index cca10f3ad..b250125a7 100644
--- a/src/ld65/extsyms.c
+++ b/src/ld65/extsyms.c
@@ -89,7 +89,7 @@ ExtSym* NewExtSym (ExtSymTab* Tab, unsigned Name)
     ExtSym* E = GetExtSym (Tab, Name);
     if (E != 0) {
         /* We do already have a symbol with this name */
-        Error ("Duplicate external symbol '%s'", GetString (Name));
+        Error ("Duplicate external symbol `%s'", GetString (Name));
     }
 
     /* Allocate memory for the structure */
diff --git a/src/ld65/library.c b/src/ld65/library.c
index dd964cff2..0dadcfa67 100644
--- a/src/ld65/library.c
+++ b/src/ld65/library.c
@@ -112,7 +112,7 @@ static void CloseLibrary (Library* L)
 {
     /* Close the library file */
     if (fclose (L->F) != 0) {
-        Error ("Error closing '%s': %s", GetString (L->Name), strerror (errno));
+        Error ("Error closing `%s': %s", GetString (L->Name), strerror (errno));
     }
     L->F = 0;
 }
@@ -144,7 +144,7 @@ static void LibSeek (Library* L, unsigned long Offs)
 /* Do a seek in the library checking for errors */
 {
     if (fseek (L->F, Offs, SEEK_SET) != 0) {
-        Error ("Seek error in '%s' (%lu): %s",
+        Error ("Seek error in `%s' (%lu): %s",
                GetString (L->Name), Offs, strerror (errno));
     }
 }
@@ -158,7 +158,7 @@ static void LibReadHeader (Library* L)
     L->Header.Magic   = LIB_MAGIC;
     L->Header.Version = Read16 (L->F);
     if (L->Header.Version != LIB_VERSION) {
-        Error ("Wrong data version in '%s'", GetString (L->Name));
+        Error ("Wrong data version in `%s'", GetString (L->Name));
     }
     L->Header.Flags   = Read16 (L->F);
     L->Header.IndexOffs = Read32 (L->F);
@@ -171,12 +171,12 @@ static void LibReadObjHeader (Library* L, ObjData* O)
 {
     O->Header.Magic = Read32 (L->F);
     if (O->Header.Magic != OBJ_MAGIC) {
-        Error ("Object file '%s' in library '%s' is invalid",
+        Error ("Object file `%s' in library `%s' is invalid",
                GetObjFileName (O), GetString (L->Name));
     }
     O->Header.Version = Read16 (L->F);
     if (O->Header.Version != OBJ_VERSION) {
-        Error ("Object file '%s' in library '%s' has wrong version",
+        Error ("Object file `%s' in library `%s' has wrong version",
                GetObjFileName (O), GetString (L->Name));
     }
     O->Header.Flags        = Read16 (L->F);
diff --git a/src/ld65/main.c b/src/ld65/main.c
index 5632f4961..ab2106fdc 100644
--- a/src/ld65/main.c
+++ b/src/ld65/main.c
@@ -54,6 +54,7 @@
 #include "asserts.h"
 #include "binfmt.h"
 #include "condes.h"
+#include "consprop.h"
 #include "config.h"
 #include "dbgfile.h"
 #include "error.h"
@@ -130,6 +131,7 @@ static void Usage (void)
             "Long options:\n"
             "  --allow-multiple-definition\tAllow multiple definitions\n"
             "  --cfg-path path\t\tSpecify a config file search path\n"
+            "  --color [on|auto|off]\t\tColor diagnostics (default: auto)\n"
             "  --config name\t\t\tUse linker config file\n"
             "  --dbgfile name\t\tGenerate debug information\n"
             "  --define sym=val\t\tDefine a symbol\n"
@@ -141,6 +143,7 @@ static void Usage (void)
             "  --lib-path path\t\tSpecify a library search path\n"
             "  --mapfile name\t\tCreate a map file\n"
             "  --module-id id\t\tSpecify a module id\n"
+            "  --no-utf8\t\t\tDisable use of UTF-8 in diagnostics\n"
             "  --obj file\t\t\tLink this object file\n"
             "  --obj-path path\t\tSpecify an object file search path\n"
             "  --start-addr addr\t\tSet the default start address\n"
@@ -216,13 +219,13 @@ static void LinkFile (const char* Name, FILETYPE Type)
 
     /* We must have a valid name now */
     if (PathName == 0) {
-        Error ("Input file '%s' not found", Name);
+        Error ("Input file `%s' not found", Name);
     }
 
     /* Try to open the file */
     F = fopen (PathName, "rb");
     if (F == 0) {
-        Error ("Cannot open '%s': %s", PathName, strerror (errno));
+        Error ("Cannot open `%s': %s", PathName, strerror (errno));
     }
 
     /* Read the magic word */
@@ -248,7 +251,7 @@ static void LinkFile (const char* Name, FILETYPE Type)
 
         default:
             fclose (F);
-            Error ("File '%s' has unknown type", PathName);
+            Error ("File `%s' has unknown type", PathName);
 
     }
 
@@ -310,6 +313,19 @@ static void OptCfgPath (const char* Opt attribute ((unused)), const char* Arg)
 
 
 
+static void OptColor (const char* Opt, const char* Arg)
+/* Handle the --color option */
+{
+    ColorMode Mode = CP_Parse (Arg);
+    if (Mode == CM_INVALID) {
+        Error ("Invalid argument to %s: %s", Opt, Arg);
+    } else {
+        CP_SetColorMode (Mode);
+    }
+}
+
+
+
 static void OptConfig (const char* Opt attribute ((unused)), const char* Arg)
 /* Define the config file */
 {
@@ -324,7 +340,7 @@ static void OptConfig (const char* Opt attribute ((unused)), const char* Arg)
         PathName = SearchFile (CfgDefaultPath, Arg);
     }
     if (PathName == 0) {
-        Error ("Cannot find config file '%s'", Arg);
+        Error ("Cannot find config file `%s'", Arg);
     }
 
     /* Read the config */
@@ -378,7 +394,7 @@ static void OptForceImport (const char* Opt attribute ((unused)), const char* Ar
         /* Get the address size and check it */
         unsigned char AddrSize = AddrSizeFromStr (ColPos+1);
         if (AddrSize == ADDR_SIZE_INVALID) {
-            Error ("Invalid address size '%s'", ColPos+1);
+            Error ("Invalid address size `%s'", ColPos+1);
         }
 
         /* Create a copy of the argument */
@@ -457,6 +473,15 @@ static void OptModuleId (const char* Opt, const char* Arg)
 
 
 
+static void OptNoUtf8 (const char* Opt attribute ((unused)),
+                       const char* Arg attribute ((unused)))
+/* Handle the --no-utf8 option */
+{
+    CP_DisableUTF8 ();
+}
+
+
+
 static void OptObj (const char* Opt attribute ((unused)), const char* Arg)
 /* Link an object file */
 {
@@ -519,7 +544,7 @@ static void OptTarget (const char* Opt attribute ((unused)), const char* Arg)
     /* Map the target name to a target id */
     Target = FindTarget (Arg);
     if (Target == TGT_UNKNOWN) {
-        Error ("Invalid target name: '%s'", Arg);
+        Error ("Invalid target name: `%s'", Arg);
     }
 
     /* Set the target binary format */
@@ -536,7 +561,7 @@ static void OptTarget (const char* Opt attribute ((unused)), const char* Arg)
         PathName = SearchFile (CfgDefaultPath, SB_GetBuf (&FileName));
     }
     if (PathName == 0) {
-        Error ("Cannot find config file '%s'", SB_GetBuf (&FileName));
+        Error ("Cannot find config file `%s'", SB_GetBuf (&FileName));
     }
 
     /* Free file name memory */
@@ -623,12 +648,13 @@ static void CmdlOptTarget (const char* Opt attribute ((unused)), const char* Arg
 
 
 
-static void ParseCommandLine(void)
+static void ParseCommandLine (void)
 {
     /* Program long options */
     static const LongOpt OptTab[] = {
         { "--allow-multiple-definition", 0,      OptMultDef              },
         { "--cfg-path",                  1,      OptCfgPath              },
+        { "--color",                     1,      OptColor                },
         { "--config",                    1,      CmdlOptConfig           },
         { "--dbgfile",                   1,      OptDbgFile              },
         { "--define",                    1,      OptDefine               },
@@ -640,6 +666,7 @@ static void ParseCommandLine(void)
         { "--lib-path",                  1,      OptLibPath              },
         { "--mapfile",                   1,      OptMapFile              },
         { "--module-id",                 1,      OptModuleId             },
+        { "--no-utf8",                   0,      OptNoUtf8               },
         { "--obj",                       1,      OptObj                  },
         { "--obj-path",                  1,      OptObjPath              },
         { "--start-addr",                1,      OptStartAddr            },
@@ -800,6 +827,9 @@ int main (int argc, char* argv [])
 {
     unsigned MemoryAreaOverflows;
 
+    /* Initialize console output */
+    CP_Init ();
+
     /* Initialize the cmdline module */
     InitCmdLine (&argc, &argv, "ld65");
 
@@ -856,7 +886,7 @@ int main (int argc, char* argv [])
     }
 
     if (WarningCount > 0 && WarningsAsErrors) {
-        Error("Warnings as errors");
+        Error ("Warnings as errors");
     }
 
     /* Create the output file */
diff --git a/src/ld65/mapfile.c b/src/ld65/mapfile.c
index 10d65960e..e228d7e0c 100644
--- a/src/ld65/mapfile.c
+++ b/src/ld65/mapfile.c
@@ -67,7 +67,7 @@ void CreateMapFile (int ShortMap)
     /* Open the map file */
     FILE* F = fopen (MapFileName, "w");
     if (F == 0) {
-        Error ("Cannot create map file '%s': %s", MapFileName, strerror (errno));
+        Error ("Cannot create map file `%s': %s", MapFileName, strerror (errno));
     }
 
     /* Write a modules list */
@@ -132,7 +132,7 @@ void CreateMapFile (int ShortMap)
 
     /* Close the file */
     if (fclose (F) != 0) {
-        Error ("Error closing map file '%s': %s", MapFileName, strerror (errno));
+        Error ("Error closing map file `%s': %s", MapFileName, strerror (errno));
     }
 }
 
@@ -144,7 +144,7 @@ void CreateLabelFile (void)
     /* Open the label file */
     FILE* F = fopen (LabelFileName, "w");
     if (F == 0) {
-        Error ("Cannot create label file '%s': %s", LabelFileName, strerror (errno));
+        Error ("Cannot create label file `%s': %s", LabelFileName, strerror (errno));
     }
 
     /* Print the labels for the export symbols */
@@ -155,6 +155,6 @@ void CreateLabelFile (void)
 
     /* Close the file */
     if (fclose (F) != 0) {
-        Error ("Error closing label file '%s': %s", LabelFileName, strerror (errno));
+        Error ("Error closing label file `%s': %s", LabelFileName, strerror (errno));
     }
 }
diff --git a/src/ld65/o65.c b/src/ld65/o65.c
index 5e10ae6f4..aa827c7cb 100644
--- a/src/ld65/o65.c
+++ b/src/ld65/o65.c
@@ -807,7 +807,7 @@ static void O65WriteSeg (O65Desc* D, SegDesc** Seg, unsigned Count, int DoWrite)
 
     /* Check the size of the segment for overflow */
     if ((D->Header.Mode & MF_SIZE_MASK) == MF_SIZE_16BIT && D->SegSize > 0xFFFF) {
-        Error ("Segment overflow in file '%s'", D->Filename);
+        Error ("Segment overflow in file `%s'", D->Filename);
     }
 
 }
@@ -960,7 +960,7 @@ static void O65WriteExports (O65Desc* D)
 
         /* Bail out if we cannot handle the expression */
         if (ED.TooComplex) {
-            Error ("Expression for symbol '%s' is too complex", Name);
+            Error ("Expression for symbol `%s' is too complex", Name);
         }
 
         /* Determine the segment id for the expression */
@@ -979,7 +979,7 @@ static void O65WriteExports (O65Desc* D)
                 /* For some reason, we didn't find this segment in the list of
                 ** segments written to the o65 file.
                 */
-                Error ("Segment for symbol '%s' is undefined", Name);
+                Error ("Segment for symbol `%s' is undefined", Name);
             }
             SegmentID = O65SegType (Seg);
 
@@ -1209,7 +1209,7 @@ void O65SetExport (O65Desc* D, unsigned Ident)
     */
     Export* E = FindExport (Ident);
     if (E == 0 || IsUnresolvedExport (E)) {
-        Error ("Unresolved export: '%s'", GetString (Ident));
+        Error ("Unresolved export: `%s'", GetString (Ident));
     }
 
     /* Insert the entry into the table */
@@ -1372,7 +1372,7 @@ void O65WriteTarget (O65Desc* D, File* F)
     /* Open the file */
     D->F = fopen (D->Filename, "wb");
     if (D->F == 0) {
-        Error ("Cannot open '%s': %s", D->Filename, strerror (errno));
+        Error ("Cannot open `%s': %s", D->Filename, strerror (errno));
     }
 
     /* Keep the user happy */
@@ -1430,7 +1430,7 @@ void O65WriteTarget (O65Desc* D, File* F)
 
     /* Close the file */
     if (fclose (D->F) != 0) {
-        Error ("Cannot write to '%s': %s", D->Filename, strerror (errno));
+        Error ("Cannot write to `%s': %s", D->Filename, strerror (errno));
     }
 
     /* Reset the file and filename */
diff --git a/src/ld65/objdata.c b/src/ld65/objdata.c
index 88a7bded4..7e83f9107 100644
--- a/src/ld65/objdata.c
+++ b/src/ld65/objdata.c
@@ -184,7 +184,7 @@ unsigned MakeGlobalStringId (const ObjData* O, unsigned Index)
 /* Convert a local string id into a global one and return it. */
 {
     if (Index >= O->StringCount) {
-        Error ("Invalid string index (%u) in module '%s'",
+        Error ("Invalid string index (%u) in module `%s'",
                Index, GetObjFileName (O));
     }
     return O->Strings[Index];
@@ -214,7 +214,7 @@ struct Section* GetObjSection (const ObjData* O, unsigned Id)
 /* Get a section from an object file checking for a valid index */
 {
     if (Id >= CollCount (&O->Sections)) {
-        Error ("Invalid section index (%u) in module '%s'",
+        Error ("Invalid section index (%u) in module `%s'",
                Id, GetObjFileName (O));
     }
     return CollAtUnchecked (&O->Sections, Id);
@@ -226,7 +226,7 @@ struct Import* GetObjImport (const ObjData* O, unsigned Id)
 /* Get an import from an object file checking for a valid index */
 {
     if (Id >= CollCount (&O->Imports)) {
-        Error ("Invalid import index (%u) in module '%s'",
+        Error ("Invalid import index (%u) in module `%s'",
                Id, GetObjFileName (O));
     }
     return CollAtUnchecked (&O->Imports, Id);
@@ -238,7 +238,7 @@ struct Export* GetObjExport (const ObjData* O, unsigned Id)
 /* Get an export from an object file checking for a valid index */
 {
     if (Id >= CollCount (&O->Exports)) {
-        Error ("Invalid export index (%u) in module '%s'",
+        Error ("Invalid export index (%u) in module `%s'",
                Id, GetObjFileName (O));
     }
     return CollAtUnchecked (&O->Exports, Id);
@@ -250,7 +250,7 @@ struct DbgSym* GetObjDbgSym (const ObjData* O, unsigned Id)
 /* Get a debug symbol from an object file checking for a valid index */
 {
     if (Id >= CollCount (&O->DbgSyms)) {
-        Error ("Invalid debug symbol index (%u) in module '%s'",
+        Error ("Invalid debug symbol index (%u) in module `%s'",
                Id, GetObjFileName (O));
     }
     return CollAtUnchecked (&O->DbgSyms, Id);
@@ -262,7 +262,7 @@ struct Scope* GetObjScope (const ObjData* O, unsigned Id)
 /* Get a scope from an object file checking for a valid index */
 {
     if (Id >= CollCount (&O->Scopes)) {
-        Error ("Invalid scope index (%u) in module '%s'",
+        Error ("Invalid scope index (%u) in module `%s'",
                Id, GetObjFileName (O));
     }
     return CollAtUnchecked (&O->Scopes, Id);
diff --git a/src/ld65/objfile.c b/src/ld65/objfile.c
index a44e3239a..870ca5221 100644
--- a/src/ld65/objfile.c
+++ b/src/ld65/objfile.c
@@ -67,7 +67,7 @@ static unsigned GetModule (const char* Name)
     /* Make a module name from the file name */
     const char* Module = FindName (Name);
     if (*Module == 0) {
-        Error ("Cannot make module name from '%s'", Name);
+        Error ("Cannot make module name from `%s'", Name);
     }
     return GetStringId (Module);
 }
@@ -79,7 +79,7 @@ static void ObjReadHeader (FILE* Obj, ObjHeader* H, const char* Name)
 {
     H->Version    = Read16 (Obj);
     if (H->Version != OBJ_VERSION) {
-        Error ("Object file '%s' has wrong version, expected %08X, got %08X",
+        Error ("Object file `%s' has wrong version, expected %08X, got %08X",
                Name, OBJ_VERSION, H->Version);
     }
     H->Flags        = Read16 (Obj);
diff --git a/src/ld65/scanner.c b/src/ld65/scanner.c
index 5f53e5765..9f88d4252 100644
--- a/src/ld65/scanner.c
+++ b/src/ld65/scanner.c
@@ -76,49 +76,6 @@ static FILE*            InputFile       = 0;
 
 
 
-/*****************************************************************************/
-/*                              Error handling                               */
-/*****************************************************************************/
-
-
-
-void CfgWarning (const FilePos* Pos, const char* Format, ...)
-/* Print a warning message adding file name and line number of a given file */
-{
-    StrBuf Buf = STATIC_STRBUF_INITIALIZER;
-    va_list ap;
-
-    va_start (ap, Format);
-    SB_VPrintf (&Buf, Format, ap);
-    va_end (ap);
-
-    Warning ("%s:%u: %s",
-             GetString (Pos->Name), Pos->Line, SB_GetConstBuf (&Buf));
-    SB_Done (&Buf);
-
-    /* Count warnings */
-    ++WarningCount;
-}
-
-
-
-void CfgError (const FilePos* Pos, const char* Format, ...)
-/* Print an error message adding file name and line number of a given file */
-{
-    StrBuf Buf = STATIC_STRBUF_INITIALIZER;
-    va_list ap;
-
-    va_start (ap, Format);
-    SB_VPrintf (&Buf, Format, ap);
-    va_end (ap);
-
-    Error ("%s:%u: %s",
-           GetString (Pos->Name), Pos->Line, SB_GetConstBuf (&Buf));
-    SB_Done (&Buf);
-}
-
-
-
 /*****************************************************************************/
 /*                                   Code                                    */
 /*****************************************************************************/
@@ -170,7 +127,7 @@ static void StrVal (void)
 
             case EOF:
             case '\n':
-                CfgError (&CfgErrorPos, "Unterminated string");
+                PError (&CfgErrorPos, "Unterminated string");
                 break;
 
             case '%':
@@ -180,7 +137,7 @@ static void StrVal (void)
                     case EOF:
                     case '\n':
                     case '\"':
-                        CfgError (&CfgErrorPos, "Unterminated '%%' escape sequence");
+                        PError (&CfgErrorPos, "Unterminated `%%' escape sequence");
                         break;
 
                     case '%':
@@ -198,8 +155,8 @@ static void StrVal (void)
                         break;
 
                     default:
-                        CfgWarning (&CfgErrorPos,
-                                    "Unknown escape sequence '%%%c'", C);
+                        PWarning (&CfgErrorPos,
+                                    "Unknown escape sequence `%%%c'", C);
                         SB_AppendChar (&CfgSVal, '%');
                         SB_AppendChar (&CfgSVal, C);
                         NextChar ();
@@ -255,7 +212,7 @@ Again:
     if (C == '$') {
         NextChar ();
         if (!isxdigit (C)) {
-            CfgError (&CfgErrorPos, "Hex digit expected");
+            PError (&CfgErrorPos, "Hex digit expected");
         }
         CfgIVal = 0;
         while (isxdigit (C)) {
@@ -383,7 +340,7 @@ Again:
                     break;
 
                 default:
-                    CfgError (&CfgErrorPos, "Invalid format specification");
+                    PError (&CfgErrorPos, "Invalid format specification");
             }
             break;
 
@@ -392,7 +349,7 @@ Again:
             break;
 
         default:
-            CfgError (&CfgErrorPos, "Invalid character '%c'", C);
+            PError (&CfgErrorPos, "Invalid character `%c'", C);
 
     }
 }
@@ -403,7 +360,7 @@ void CfgConsume (cfgtok_t T, const char* Msg)
 /* Skip a token, print an error message if not found */
 {
     if (CfgTok != T) {
-        CfgError (&CfgErrorPos, "%s", Msg);
+        PError (&CfgErrorPos, "%s", Msg);
     }
     CfgNextTok ();
 }
@@ -413,7 +370,7 @@ void CfgConsume (cfgtok_t T, const char* Msg)
 void CfgConsumeSemi (void)
 /* Consume a semicolon */
 {
-    CfgConsume (CFGTOK_SEMI, "';' expected");
+    CfgConsume (CFGTOK_SEMI, "`;' expected");
 }
 
 
@@ -421,7 +378,7 @@ void CfgConsumeSemi (void)
 void CfgConsumeColon (void)
 /* Consume a colon */
 {
-    CfgConsume (CFGTOK_COLON, "':' expected");
+    CfgConsume (CFGTOK_COLON, "`:' expected");
 }
 
 
@@ -450,7 +407,7 @@ void CfgAssureInt (void)
 /* Make sure the next token is an integer */
 {
     if (CfgTok != CFGTOK_INTCON) {
-        CfgError (&CfgErrorPos, "Integer constant expected");
+        PError (&CfgErrorPos, "Integer constant expected");
     }
 }
 
@@ -460,7 +417,7 @@ void CfgAssureStr (void)
 /* Make sure the next token is a string constant */
 {
     if (CfgTok != CFGTOK_STRCON) {
-        CfgError (&CfgErrorPos, "String constant expected");
+        PError (&CfgErrorPos, "String constant expected");
     }
 }
 
@@ -470,7 +427,7 @@ void CfgAssureIdent (void)
 /* Make sure the next token is an identifier */
 {
     if (CfgTok != CFGTOK_IDENT) {
-        CfgError (&CfgErrorPos, "Identifier expected");
+        PError (&CfgErrorPos, "Identifier expected");
     }
 }
 
@@ -480,12 +437,34 @@ void CfgRangeCheck (unsigned long Lo, unsigned long Hi)
 /* Check the range of CfgIVal */
 {
     if (CfgIVal < Lo || CfgIVal > Hi) {
-        CfgError (&CfgErrorPos, "Range error");
+        PError (&CfgErrorPos, "Range error");
     }
 }
 
 
 
+static void SpecialTokenHelp (const IdentTok* Table, unsigned Size, StrBuf* Msg)
+/* Create a help message for errors in CfgSpecialToken. StrBuf must be
+** initialized and is overwritten.
+*/
+{
+    unsigned I;
+
+    SB_AppendStr (Msg, "You may use one of `");
+    for (I = 0; I < Size; ++I) {
+        if (I == Size - 1) {
+            SB_AppendStr (Msg, " or `");
+        } else if (I > 0) {
+            SB_AppendStr (Msg, ", `");
+        }
+        SB_AppendStr (Msg, Table[I].Ident);
+        SB_AppendChar (Msg, '\'');
+    }
+    SB_Terminate (Msg);         /* So we may use %s */
+}
+
+
+
 void CfgSpecialToken (const IdentTok* Table, unsigned Size, const char* Name)
 /* Map an identifier to one of the special tokens in the table */
 {
@@ -504,13 +483,22 @@ void CfgSpecialToken (const IdentTok* Table, unsigned Size, const char* Name)
             }
         }
 
-        /* Not found */
-        CfgError (&CfgErrorPos, "%s expected, got '%s'", Name, SB_GetConstBuf(&CfgSVal));
+        /* Not found. Add a helpful note about the possible names only if
+        ** there is a not too large number of them.
+        */
+        if (Size > 0 && Size <= 5) {
+            StrBuf Note = AUTO_STRBUF_INITIALIZER;
+            SpecialTokenHelp (Table, Size, &Note);
+            AddPNote (&CfgErrorPos, "%s", SB_GetConstBuf (&Note));
+            SB_Done (&Note);
+        }
+        PError (&CfgErrorPos, "%s expected but got `%s'", Name,
+                SB_GetConstBuf (&CfgSVal));
         return;
     }
 
     /* No identifier */
-    CfgError (&CfgErrorPos, "%s expected", Name);
+    PError (&CfgErrorPos, "%s expected", Name);
 }
 
 
@@ -531,7 +519,7 @@ void CfgBoolToken (void)
     } else {
         /* We expected an integer here */
         if (CfgTok != CFGTOK_INTCON) {
-            CfgError (&CfgErrorPos, "Boolean value expected");
+            PError (&CfgErrorPos, "Boolean value expected");
         }
         CfgTok = (CfgIVal == 0)? CFGTOK_FALSE : CFGTOK_TRUE;
     }
@@ -561,7 +549,7 @@ void CfgOpenInput (void)
     /* Open the file */
     InputFile = fopen (CfgName, "r");
     if (InputFile == 0) {
-        Error ("Cannot open '%s': %s", CfgName, strerror (errno));
+        Error ("Cannot open `%s': %s", CfgName, strerror (errno));
     }
 
     /* Initialize variables */
diff --git a/src/ld65/scanner.h b/src/ld65/scanner.h
index aeabbdca8..acc23d323 100644
--- a/src/ld65/scanner.h
+++ b/src/ld65/scanner.h
@@ -186,12 +186,6 @@ extern FilePos          CfgErrorPos;
 
 
 
-void CfgWarning (const FilePos* Pos, const char* Format, ...) attribute((format(printf,2,3)));
-/* Print a warning message adding file name and line number of the config file */
-
-void CfgError (const FilePos* Pos, const char* Format, ...) attribute((format(printf,2,3)));
-/* Print an error message adding file name and line number of a given file */
-
 void CfgNextTok (void);
 /* Read the next token from the input stream */
 
diff --git a/src/ld65/scopes.c b/src/ld65/scopes.c
index cf40fac01..edf0d0da2 100644
--- a/src/ld65/scopes.c
+++ b/src/ld65/scopes.c
@@ -147,7 +147,7 @@ void PrintDbgScopes (FILE* F)
                 case SCOPE_ENUM:        fputs (",type=enum", F);        break;
 
                 default:
-                    Error ("Module '%s': Unknown scope type %u",
+                    Error ("Module `%s': Unknown scope type %u",
                            GetObjFileName (O), S->Type);
             }
 
diff --git a/src/ld65/segments.c b/src/ld65/segments.c
index 35d178774..1391d30f1 100644
--- a/src/ld65/segments.c
+++ b/src/ld65/segments.c
@@ -144,7 +144,7 @@ Segment* GetSegment (unsigned Name, unsigned char AddrSize, const char* ObjName)
             if (ObjName == 0) {
                 ObjName = "[linker generated]";
             }
-            Error ("Module '%s': Type mismatch for segment '%s'", ObjName,
+            Error ("Module `%s': Type mismatch for segment `%s'", ObjName,
                    GetString (Name));
         }
     }
@@ -226,13 +226,13 @@ Section* ReadSection (FILE* F, ObjData* O)
     if (Sec->Alignment > 1) {
         Alignment = LeastCommonMultiple (S->Alignment, Sec->Alignment);
         if (Alignment > MAX_ALIGNMENT) {
-            Error ("Combined alignment for segment '%s' is %lu which exceeds "
-                   "%lu. Last module requiring alignment was '%s'.",
+            Error ("Combined alignment for segment `%s' is %lu which exceeds "
+                   "%lu. Last module requiring alignment was `%s'.",
                    GetString (Name), Alignment, MAX_ALIGNMENT,
                    GetObjFileName (O));
         } else if (Alignment >= LARGE_ALIGNMENT && Alignment > S->Alignment && Alignment > Sec->Alignment && !LargeAlignment) {
-            Warning ("Combined alignment for segment '%s' is suspiciously "
-                     "large (%lu). Last module requiring alignment was '%s'.",
+            Warning ("Combined alignment for segment `%s' is suspiciously "
+                     "large (%lu). Last module requiring alignment was `%s'.",
                      GetString (Name), Alignment, GetObjFileName (O));
         }
         S->Alignment = Alignment;
@@ -270,7 +270,7 @@ Section* ReadSection (FILE* F, ObjData* O)
                 break;
 
             default:
-                Error ("Unknown fragment type in module '%s', segment '%s': %02X",
+                Error ("Unknown fragment type in module `%s', segment `%s': %02X",
                        GetObjFileName (O), GetString (S->Name), Type);
                 /* NOTREACHED */
                 return 0;
@@ -306,9 +306,11 @@ Segment* SegFind (unsigned Name)
 
 
 
-int IsBSSType (Segment* S)
-/* Check if the given segment is a BSS style segment, that is, it does not
-** contain non-zero data.
+Section* GetNonBSSSection (Segment* S)
+/* Used when checking a BSS style segment for initialized data. Will walk over
+** all sections in S and check if any of them contains initialized data. If so,
+** the first section containing initialized data is returned. Otherwise the
+** function returns NULL.
 */
 {
     /* Loop over all sections */
@@ -326,18 +328,20 @@ int IsBSSType (Segment* S)
                 unsigned long Count = F->Size;
                 while (Count--) {
                     if (*Data++ != 0) {
-                        return 0;
+                        return Sec;
                     }
                 }
             } else if (F->Type == FRAG_EXPR || F->Type == FRAG_SEXPR) {
                 if (GetExprVal (F->Expr) != 0) {
-                    return 0;
+                    return Sec;
                 }
             }
             F = F->Next;
         }
     }
-    return 1;
+
+    /* No uninitialized data found */
+    return 0;
 }
 
 
@@ -502,19 +506,19 @@ void SegWrite (const char* TgtName, FILE* Tgt, Segment* S, SegWriteFunc F, void*
                             break;
 
                         case SEG_EXPR_RANGE_ERROR:
-                            Error ("Range error in module '%s', line %u",
+                            Error ("Range error in module `%s', line %u",
                                    GetFragmentSourceName (Frag),
                                    GetFragmentSourceLine (Frag));
                             break;
 
                         case SEG_EXPR_TOO_COMPLEX:
-                            Error ("Expression too complex in module '%s', line %u",
+                            Error ("Expression too complex in module `%s', line %u",
                                    GetFragmentSourceName (Frag),
                                    GetFragmentSourceLine (Frag));
                             break;
 
                         case SEG_EXPR_INVALID:
-                            Error ("Invalid expression in module '%s', line %u",
+                            Error ("Invalid expression in module `%s', line %u",
                                    GetFragmentSourceName (Frag),
                                    GetFragmentSourceLine (Frag));
                             break;
@@ -638,11 +642,9 @@ void PrintDbgSegments (FILE* F)
             fprintf (F, ",oname=\"%s\",ooffs=%lu",
                      S->OutputName, S->OutputOffs);
         }
-        if (S->MemArea) {
-            if (S->MemArea->BankExpr) {
-                if (IsConstExpr (S->MemArea->BankExpr)) {
-                    fprintf (F, ",bank=%lu", GetExprVal(S->MemArea->BankExpr));
-                }
+        if (S->MemArea && S->MemArea->BankExpr) {
+            if (IsConstExpr (S->MemArea->BankExpr)) {
+                fprintf (F, ",bank=%lu", GetExprVal (S->MemArea->BankExpr));
             }
         }
         fputc ('\n', F);
@@ -664,7 +666,7 @@ void CheckSegments (void)
 
         /* Check it */
         if (S->Size > 0 && S->Dumped == 0) {
-            Error ("Missing memory area assignment for segment '%s'",
+            Error ("Missing memory area assignment for segment `%s'",
                    GetString (S->Name));
         }
     }
diff --git a/src/ld65/segments.h b/src/ld65/segments.h
index dc1e61d7d..19f2b6504 100644
--- a/src/ld65/segments.h
+++ b/src/ld65/segments.h
@@ -131,9 +131,11 @@ Section* ReadSection (FILE* F, struct ObjData* O);
 Segment* SegFind (unsigned Name);
 /* Return the given segment or NULL if not found. */
 
-int IsBSSType (Segment* S);
-/* Check if the given segment is a BSS style segment, that is, it does not
-** contain non-zero data.
+Section* GetNonBSSSection (Segment* S);
+/* Used when checking a BSS style segment for initialized data. Will walk over
+** all sections in S and check if any of them contains initialized data. If so,
+** the first section containing initialized data is returned. Otherwise the
+** function returns NULL.
 */
 
 void SegDump (void);
diff --git a/src/ld65/xex.c b/src/ld65/xex.c
index 94f3920b5..1fd577e8a 100644
--- a/src/ld65/xex.c
+++ b/src/ld65/xex.c
@@ -120,7 +120,9 @@ void XexSetRunAd (XexDesc* D, Import *RunAd)
     D->RunAd = RunAd;
 }
 
-XexInitAd* XexSearchInitMem(XexDesc* D, MemoryArea *InitMem)
+
+
+XexInitAd* XexSearchInitMem (XexDesc* D, MemoryArea *InitMem)
 {
     XexInitAd* I;
     for (I=D->InitAds; I != 0; I=I->next)
@@ -132,6 +134,7 @@ XexInitAd* XexSearchInitMem(XexDesc* D, MemoryArea *InitMem)
 }
 
 
+
 int XexAddInitAd (XexDesc* D, MemoryArea *InitMem, Import *InitAd)
 /* Sets and INITAD for the given memory area */
 {
@@ -149,6 +152,8 @@ int XexAddInitAd (XexDesc* D, MemoryArea *InitMem, Import *InitAd)
     return 0;
 }
 
+
+
 static unsigned XexWriteExpr (ExprNode* E, int Signed, unsigned Size,
                               unsigned long Offs attribute ((unused)),
                               void* Data)
@@ -287,7 +292,7 @@ static unsigned long XexWriteMem (XexDesc* D, MemoryArea* M)
                 if (DoWrite || (M->Flags & MF_FILL) != 0) {
                     /* "overwrite" segments are not supported */
                     if (S->Flags & SF_OVERWRITE) {
-                        Error ("ATARI file format does not support overwrite for segment '%s'.",
+                        Error ("ATARI file format does not support overwrite for segment `%s'.",
                                GetString (S->Name));
                     } else {
                         XexStartSegment (D, Addr, NewAddr - Addr);
diff --git a/test/asm/cpudetect/Makefile b/test/asm/cpudetect/Makefile
index 27724b9f9..c41874c57 100644
--- a/test/asm/cpudetect/Makefile
+++ b/test/asm/cpudetect/Makefile
@@ -61,8 +61,8 @@ define CPUDETECT_template
 
 $(WORKDIR)/$1-cpudetect.bin: cpudetect.s $1-cpudetect.ref $(ISEQUAL)
 	$(if $(QUIET),echo asm/$1-cpudetect.bin)
-	$(CA65) -t none --cpu $1 -l $$(@:.bin=.lst) -o $$(@:.bin=.o) $$< $(CATERR)
-	$(LD65) -t none -o $$@ $$(@:.bin=.o) none.lib $(CATERR)
+	$(CA65) --no-utf8 -t none --cpu $1 -l $$(@:.bin=.lst) -o $$(@:.bin=.o) $$< $(CATERR)
+	$(LD65) --no-utf8 -t none -o $$@ $$(@:.bin=.o) none.lib $(CATERR)
 	$(ISEQUAL) $1-cpudetect.ref $$@
 
 endef # CPUDETECT_template
@@ -70,7 +70,7 @@ endef # CPUDETECT_template
 $(foreach cpu,$(CPUDETECT_CPUS),$(eval $(call CPUDETECT_template,$(cpu))))
 
 $(WORKDIR)/%.o: %.s | $(WORKDIR)
-	$(CA65) -l $(@:.o=.lst) -o $@ $< $(NULLOUT) $(CATERR)
+	$(CA65) --no-utf8 -l $(@:.o=.lst) -o $@ $< $(NULLOUT) $(CATERR)
 
 clean:
 	@$(call RMDIR,$(WORKDIR))
diff --git a/test/asm/listing/170-ld-errormsg.cfg b/test/asm/listing/170-ld-errormsg.cfg
new file mode 100644
index 000000000..e0c20c8f5
--- /dev/null
+++ b/test/asm/listing/170-ld-errormsg.cfg
@@ -0,0 +1,11 @@
+MEMORY {
+    ZP:   file = "", start = $80, size = $001F;
+    MAIN: file = %O, start = %S,  size = $1000;
+}
+SEGMENTS {
+    ZEROPAGE: load = ZP,   type = zp;
+    CODE:     load = MAIN, type = rw;
+    RODATA:   load = MAIN, type = rw;
+    DATA:     load = MAIN, type = rw;
+    BSS:      load = MAIN, type = bss;
+}
diff --git a/test/asm/listing/170-ld-errormsg.s b/test/asm/listing/170-ld-errormsg.s
new file mode 100644
index 000000000..e1133bbc2
--- /dev/null
+++ b/test/asm/listing/170-ld-errormsg.s
@@ -0,0 +1,6 @@
+
+        .code
+        .byte   5
+        .bss
+        .byte   3
+
diff --git a/test/asm/listing/171-ld-errormsg.cfg b/test/asm/listing/171-ld-errormsg.cfg
new file mode 100644
index 000000000..2c2abd88d
--- /dev/null
+++ b/test/asm/listing/171-ld-errormsg.cfg
@@ -0,0 +1,11 @@
+MEMORY {
+    ZP:   file = "", start = $80, size = $001F;
+    MAIN: file = %O, start = %S,  size = $100;
+}
+SEGMENTS {
+    ZEROPAGE: load = ZP,   type = zp;
+    CODE:     load = MAIN, type = rw;
+    RODATA:   load = MAIN, type = rw;
+    DATA:     load = MAIN, type = rw;
+    BSS:      load = MAIN, type = bss;
+}
diff --git a/test/asm/listing/171-ld-errormsg.s b/test/asm/listing/171-ld-errormsg.s
new file mode 100644
index 000000000..a469c6b6c
--- /dev/null
+++ b/test/asm/listing/171-ld-errormsg.s
@@ -0,0 +1,4 @@
+
+        .code
+        .res    256, 3
+        .byte   $FF
diff --git a/test/asm/listing/172-ld-errormsg.cfg b/test/asm/listing/172-ld-errormsg.cfg
new file mode 100644
index 000000000..c065fef6b
--- /dev/null
+++ b/test/asm/listing/172-ld-errormsg.cfg
@@ -0,0 +1,6 @@
+MEMORY {
+    MAIN: file = %O, start = %S,  size = $1000;
+}
+SEGMENTS {
+    CODE:     load = MAIN, type = rwx;
+}
diff --git a/test/asm/listing/172-ld-errormsg.s b/test/asm/listing/172-ld-errormsg.s
new file mode 100644
index 000000000..48a43a5d7
--- /dev/null
+++ b/test/asm/listing/172-ld-errormsg.s
@@ -0,0 +1,4 @@
+
+        .bss
+        .byte   3
+
diff --git a/test/asm/listing/Makefile b/test/asm/listing/Makefile
index bcd325c62..2fdfa944f 100644
--- a/test/asm/listing/Makefile
+++ b/test/asm/listing/Makefile
@@ -73,21 +73,21 @@ $(WORKDIR)/$1.bin: $1.s $(ISEQUAL)
 
 #	compile without generating listing
 ifeq ($(wildcard control/$1.err),)
-	$(CA65) -t none --no-utf8 -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2)
+	$(CA65) --no-utf8 -t none --no-utf8 -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
-	$(LD65) -t none -o $$@ $$(@:.bin=.o) none.lib > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2)
+	$(LD65) --no-utf8 -t none -o $$@ $$(@:.bin=.o) none.lib > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2)
 else
-	$(LD65) -C $$(<:.s=.cfg) -o $$@ $$(@:.bin=.o) > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2)
+	$(LD65) --no-utf8 -C $$(<:.s=.cfg) -o $$@ $$(@:.bin=.o) > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2)
 endif
 endif
 else
-	$(CA65) -t none --no-utf8 -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2) || $(TRUE)
+	$(CA65) --no-utf8 -t none --no-utf8 -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2) || $(TRUE)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
-	$(LD65) -t none -o $$@ $$(@:.bin=.o) none.lib > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2) || $(TRUE)
+	$(LD65) --no-utf8 -t none -o $$@ $$(@:.bin=.o) none.lib > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2) || $(TRUE)
 else
-	$(LD65) -C $$(<:.s=.cfg) -o $$@ $$(@:.bin=.o) > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2) || $(TRUE)
+	$(LD65) --no-utf8 -C $$(<:.s=.cfg) -o $$@ $$(@:.bin=.o) > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2) || $(TRUE)
 endif
 endif
 endif
@@ -144,21 +144,21 @@ endif
 
 #	compile with listing file
 ifeq ($(wildcard control/$1.err),)
-	$(CA65) -t none --no-utf8 -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2)
+	$(CA65) --no-utf8 -t none --no-utf8 -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
-	$(LD65) -t none -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) none.lib > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2)
+	$(LD65) --no-utf8 -t none -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) none.lib > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2)
 else
-	$(LD65) -C $$(<:.s=.cfg) -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2)
+	$(LD65) --no-utf8 -C $$(<:.s=.cfg) -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2)
 endif
 endif
 else
-	$(CA65) -t none --no-utf8 -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2) || $(TRUE)
+	$(CA65) --no-utf8 -t none --no-utf8 -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2) || $(TRUE)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
-	$(LD65) -t none -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) none.lib > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2) || $(TRUE)
+	$(LD65) --no-utf8 -t none -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) none.lib > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2) || $(TRUE)
 else
-	$(LD65) -C $$(<:.s=.cfg) -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2) || $(TRUE)
+	$(LD65) --no-utf8 -C $$(<:.s=.cfg) -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2) || $(TRUE)
 endif
 endif
 endif
@@ -212,7 +212,7 @@ $(foreach listing,$(LISTING_TESTS),$(eval $(call LISTING_template,$(listing))))
 
 
 $(WORKDIR)/%.o: %.s | $(WORKDIR)
-	$(CA65) -l $(@:.o=.lst) -o $@ $<
+	$(CA65) --no-utf8 -l $(@:.o=.lst) -o $@ $<
 
 clean:
 	@$(call RMDIR,$(WORKDIR))
diff --git a/test/asm/listing/control/171-ld-errormsg.err b/test/asm/listing/control/171-ld-errormsg.err
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/asm/listing/control/172-ld-errormsg.err b/test/asm/listing/control/172-ld-errormsg.err
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/asm/listing/ref/030-assert-success.ld65err2-ref b/test/asm/listing/ref/030-assert-success.ld65err2-ref
index 2f099f95f..1f06ae6ec 100644
--- a/test/asm/listing/ref/030-assert-success.ld65err2-ref
+++ b/test/asm/listing/ref/030-assert-success.ld65err2-ref
@@ -1,40 +1,40 @@
-ld65: Warning: 030-assert-success.s:3: Code not at $0000
-ld65: Warning: 030-assert-success.s:4: Code not at $0000
-ld65: Warning: 030-assert-success.s:6: Code not at $0001
-ld65: Warning: 030-assert-success.s:7: Code not at $0001
-ld65: Warning: 030-assert-success.s:12: Code not at $1001
-ld65: Warning: 030-assert-success.s:13: Code not at $1001
-ld65: Warning: 030-assert-success.s:15: Code not at $8000
-ld65: Warning: 030-assert-success.s:16: Code not at $8000
-ld65: Warning: 030-assert-success.s:18: Code not at $8001
-ld65: Warning: 030-assert-success.s:19: Code not at $8001
-ld65: Warning: 030-assert-success.s:23: Code not at $0000
-ld65: Warning: 030-assert-success.s:24: Code not at $0000
-ld65: Warning: 030-assert-success.s:26: Code not at $0001
-ld65: Warning: 030-assert-success.s:27: Code not at $0001
-ld65: Warning: 030-assert-success.s:29: Code not at $1000
-ld65: Warning: 030-assert-success.s:30: Code not at $1000
-ld65: Warning: 030-assert-success.s:35: Code not at $8000
-ld65: Warning: 030-assert-success.s:36: Code not at $8000
-ld65: Warning: 030-assert-success.s:38: Code not at $8001
-ld65: Warning: 030-assert-success.s:39: Code not at $8001
-ld65: Warning: 030-assert-success.s:45: Code not at $0000
-ld65: Warning: 030-assert-success.s:46: Code not at $0000
-ld65: Warning: 030-assert-success.s:48: Code not at $0001
-ld65: Warning: 030-assert-success.s:49: Code not at $0001
-ld65: Warning: 030-assert-success.s:51: Code not at $1000
-ld65: Warning: 030-assert-success.s:52: Code not at $1000
-ld65: Warning: 030-assert-success.s:54: Code not at $1001
-ld65: Warning: 030-assert-success.s:55: Code not at $1001
-ld65: Warning: 030-assert-success.s:60: Code not at $8001
-ld65: Warning: 030-assert-success.s:61: Code not at $8001
-ld65: Warning: 030-assert-success.s:65: Code not at $0000
-ld65: Warning: 030-assert-success.s:66: Code not at $0000
-ld65: Warning: 030-assert-success.s:68: Code not at $0001
-ld65: Warning: 030-assert-success.s:69: Code not at $0001
-ld65: Warning: 030-assert-success.s:71: Code not at $1000
-ld65: Warning: 030-assert-success.s:72: Code not at $1000
-ld65: Warning: 030-assert-success.s:74: Code not at $1001
-ld65: Warning: 030-assert-success.s:75: Code not at $1001
-ld65: Warning: 030-assert-success.s:77: Code not at $8000
-ld65: Warning: 030-assert-success.s:78: Code not at $8000
+030-assert-success.s:3: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:4: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:6: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:7: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:12: Warning: Assertion failed: Code not at $1001
+030-assert-success.s:13: Warning: Assertion failed: Code not at $1001
+030-assert-success.s:15: Warning: Assertion failed: Code not at $8000
+030-assert-success.s:16: Warning: Assertion failed: Code not at $8000
+030-assert-success.s:18: Warning: Assertion failed: Code not at $8001
+030-assert-success.s:19: Warning: Assertion failed: Code not at $8001
+030-assert-success.s:23: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:24: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:26: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:27: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:29: Warning: Assertion failed: Code not at $1000
+030-assert-success.s:30: Warning: Assertion failed: Code not at $1000
+030-assert-success.s:35: Warning: Assertion failed: Code not at $8000
+030-assert-success.s:36: Warning: Assertion failed: Code not at $8000
+030-assert-success.s:38: Warning: Assertion failed: Code not at $8001
+030-assert-success.s:39: Warning: Assertion failed: Code not at $8001
+030-assert-success.s:45: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:46: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:48: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:49: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:51: Warning: Assertion failed: Code not at $1000
+030-assert-success.s:52: Warning: Assertion failed: Code not at $1000
+030-assert-success.s:54: Warning: Assertion failed: Code not at $1001
+030-assert-success.s:55: Warning: Assertion failed: Code not at $1001
+030-assert-success.s:60: Warning: Assertion failed: Code not at $8001
+030-assert-success.s:61: Warning: Assertion failed: Code not at $8001
+030-assert-success.s:65: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:66: Warning: Assertion failed: Code not at $0000
+030-assert-success.s:68: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:69: Warning: Assertion failed: Code not at $0001
+030-assert-success.s:71: Warning: Assertion failed: Code not at $1000
+030-assert-success.s:72: Warning: Assertion failed: Code not at $1000
+030-assert-success.s:74: Warning: Assertion failed: Code not at $1001
+030-assert-success.s:75: Warning: Assertion failed: Code not at $1001
+030-assert-success.s:77: Warning: Assertion failed: Code not at $8000
+030-assert-success.s:78: Warning: Assertion failed: Code not at $8000
diff --git a/test/asm/listing/ref/032-assert-error2.ld65err2-ref b/test/asm/listing/ref/032-assert-error2.ld65err2-ref
index d275d4ee9..4bca42d21 100644
--- a/test/asm/listing/ref/032-assert-error2.ld65err2-ref
+++ b/test/asm/listing/ref/032-assert-error2.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 032-assert-error2.s:3: Code not at $0000
+032-assert-error2.s:3: Error: Assertion failed: Code not at $0000
diff --git a/test/asm/listing/ref/032-assert-error3.ld65err2-ref b/test/asm/listing/ref/032-assert-error3.ld65err2-ref
index 623c6642b..097e5038f 100644
--- a/test/asm/listing/ref/032-assert-error3.ld65err2-ref
+++ b/test/asm/listing/ref/032-assert-error3.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 032-assert-error3.s:3: Code not at $0000
+032-assert-error3.s:3: Error: Assertion failed: Code not at $0000
diff --git a/test/asm/listing/ref/032-assert-error4.ld65err2-ref b/test/asm/listing/ref/032-assert-error4.ld65err2-ref
index aef48ea00..80ab6896b 100644
--- a/test/asm/listing/ref/032-assert-error4.ld65err2-ref
+++ b/test/asm/listing/ref/032-assert-error4.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 032-assert-error4.s:3: Code not at $0001
+032-assert-error4.s:3: Error: Assertion failed: Code not at $0001
diff --git a/test/asm/listing/ref/032-assert-error6.ld65err2-ref b/test/asm/listing/ref/032-assert-error6.ld65err2-ref
index 431a185d3..ac7b42e93 100644
--- a/test/asm/listing/ref/032-assert-error6.ld65err2-ref
+++ b/test/asm/listing/ref/032-assert-error6.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 032-assert-error6.s:3: Code not at $1001
+032-assert-error6.s:3: Error: Assertion failed: Code not at $1001
diff --git a/test/asm/listing/ref/032-assert-error7.ld65err2-ref b/test/asm/listing/ref/032-assert-error7.ld65err2-ref
index c7d5fe38f..26ced5e07 100644
--- a/test/asm/listing/ref/032-assert-error7.ld65err2-ref
+++ b/test/asm/listing/ref/032-assert-error7.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 032-assert-error7.s:3: Code not at $8000
+032-assert-error7.s:3: Error: Assertion failed: Code not at $8000
diff --git a/test/asm/listing/ref/032-assert-error8.ld65err2-ref b/test/asm/listing/ref/032-assert-error8.ld65err2-ref
index ea476cfb6..656719bf1 100644
--- a/test/asm/listing/ref/032-assert-error8.ld65err2-ref
+++ b/test/asm/listing/ref/032-assert-error8.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 032-assert-error8.s:3: Code not at $8001
+032-assert-error8.s:3: Error: Assertion failed: Code not at $8001
diff --git a/test/asm/listing/ref/033-assert-ldwarning-success.ld65err2-ref b/test/asm/listing/ref/033-assert-ldwarning-success.ld65err2-ref
index 67e5b2aed..24619e14c 100644
--- a/test/asm/listing/ref/033-assert-ldwarning-success.ld65err2-ref
+++ b/test/asm/listing/ref/033-assert-ldwarning-success.ld65err2-ref
@@ -1,40 +1,40 @@
-ld65: Warning: 033-assert-ldwarning-success.s:3: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:4: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:6: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:7: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:12: Code not at $1001
-ld65: Warning: 033-assert-ldwarning-success.s:13: Code not at $1001
-ld65: Warning: 033-assert-ldwarning-success.s:15: Code not at $8000
-ld65: Warning: 033-assert-ldwarning-success.s:16: Code not at $8000
-ld65: Warning: 033-assert-ldwarning-success.s:18: Code not at $8001
-ld65: Warning: 033-assert-ldwarning-success.s:19: Code not at $8001
-ld65: Warning: 033-assert-ldwarning-success.s:23: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:24: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:26: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:27: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:29: Code not at $1000
-ld65: Warning: 033-assert-ldwarning-success.s:30: Code not at $1000
-ld65: Warning: 033-assert-ldwarning-success.s:35: Code not at $8000
-ld65: Warning: 033-assert-ldwarning-success.s:36: Code not at $8000
-ld65: Warning: 033-assert-ldwarning-success.s:38: Code not at $8001
-ld65: Warning: 033-assert-ldwarning-success.s:39: Code not at $8001
-ld65: Warning: 033-assert-ldwarning-success.s:45: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:46: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:48: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:49: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:51: Code not at $1000
-ld65: Warning: 033-assert-ldwarning-success.s:52: Code not at $1000
-ld65: Warning: 033-assert-ldwarning-success.s:54: Code not at $1001
-ld65: Warning: 033-assert-ldwarning-success.s:55: Code not at $1001
-ld65: Warning: 033-assert-ldwarning-success.s:60: Code not at $8001
-ld65: Warning: 033-assert-ldwarning-success.s:61: Code not at $8001
-ld65: Warning: 033-assert-ldwarning-success.s:65: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:66: Code not at $0000
-ld65: Warning: 033-assert-ldwarning-success.s:68: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:69: Code not at $0001
-ld65: Warning: 033-assert-ldwarning-success.s:71: Code not at $1000
-ld65: Warning: 033-assert-ldwarning-success.s:72: Code not at $1000
-ld65: Warning: 033-assert-ldwarning-success.s:74: Code not at $1001
-ld65: Warning: 033-assert-ldwarning-success.s:75: Code not at $1001
-ld65: Warning: 033-assert-ldwarning-success.s:77: Code not at $8000
-ld65: Warning: 033-assert-ldwarning-success.s:78: Code not at $8000
+033-assert-ldwarning-success.s:3: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:4: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:6: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:7: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:12: Warning: Assertion failed: Code not at $1001
+033-assert-ldwarning-success.s:13: Warning: Assertion failed: Code not at $1001
+033-assert-ldwarning-success.s:15: Warning: Assertion failed: Code not at $8000
+033-assert-ldwarning-success.s:16: Warning: Assertion failed: Code not at $8000
+033-assert-ldwarning-success.s:18: Warning: Assertion failed: Code not at $8001
+033-assert-ldwarning-success.s:19: Warning: Assertion failed: Code not at $8001
+033-assert-ldwarning-success.s:23: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:24: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:26: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:27: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:29: Warning: Assertion failed: Code not at $1000
+033-assert-ldwarning-success.s:30: Warning: Assertion failed: Code not at $1000
+033-assert-ldwarning-success.s:35: Warning: Assertion failed: Code not at $8000
+033-assert-ldwarning-success.s:36: Warning: Assertion failed: Code not at $8000
+033-assert-ldwarning-success.s:38: Warning: Assertion failed: Code not at $8001
+033-assert-ldwarning-success.s:39: Warning: Assertion failed: Code not at $8001
+033-assert-ldwarning-success.s:45: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:46: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:48: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:49: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:51: Warning: Assertion failed: Code not at $1000
+033-assert-ldwarning-success.s:52: Warning: Assertion failed: Code not at $1000
+033-assert-ldwarning-success.s:54: Warning: Assertion failed: Code not at $1001
+033-assert-ldwarning-success.s:55: Warning: Assertion failed: Code not at $1001
+033-assert-ldwarning-success.s:60: Warning: Assertion failed: Code not at $8001
+033-assert-ldwarning-success.s:61: Warning: Assertion failed: Code not at $8001
+033-assert-ldwarning-success.s:65: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:66: Warning: Assertion failed: Code not at $0000
+033-assert-ldwarning-success.s:68: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:69: Warning: Assertion failed: Code not at $0001
+033-assert-ldwarning-success.s:71: Warning: Assertion failed: Code not at $1000
+033-assert-ldwarning-success.s:72: Warning: Assertion failed: Code not at $1000
+033-assert-ldwarning-success.s:74: Warning: Assertion failed: Code not at $1001
+033-assert-ldwarning-success.s:75: Warning: Assertion failed: Code not at $1001
+033-assert-ldwarning-success.s:77: Warning: Assertion failed: Code not at $8000
+033-assert-ldwarning-success.s:78: Warning: Assertion failed: Code not at $8000
diff --git a/test/asm/listing/ref/034-assert-lderror2.ld65err2-ref b/test/asm/listing/ref/034-assert-lderror2.ld65err2-ref
index d65db4ffd..d55d43068 100644
--- a/test/asm/listing/ref/034-assert-lderror2.ld65err2-ref
+++ b/test/asm/listing/ref/034-assert-lderror2.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 034-assert-lderror2.s:3: Code not at $0000
+034-assert-lderror2.s:3: Error: Assertion failed: Code not at $0000
diff --git a/test/asm/listing/ref/034-assert-lderror3.ld65err2-ref b/test/asm/listing/ref/034-assert-lderror3.ld65err2-ref
index bad05ca51..6c0945d7e 100644
--- a/test/asm/listing/ref/034-assert-lderror3.ld65err2-ref
+++ b/test/asm/listing/ref/034-assert-lderror3.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 034-assert-lderror3.s:3: Code not at $0000
+034-assert-lderror3.s:3: Error: Assertion failed: Code not at $0000
diff --git a/test/asm/listing/ref/034-assert-lderror4.ld65err2-ref b/test/asm/listing/ref/034-assert-lderror4.ld65err2-ref
index ff1ee25ef..7fbc223bb 100644
--- a/test/asm/listing/ref/034-assert-lderror4.ld65err2-ref
+++ b/test/asm/listing/ref/034-assert-lderror4.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 034-assert-lderror4.s:3: Code not at $0001
+034-assert-lderror4.s:3: Error: Assertion failed: Code not at $0001
diff --git a/test/asm/listing/ref/034-assert-lderror6.ld65err2-ref b/test/asm/listing/ref/034-assert-lderror6.ld65err2-ref
index b207ff331..09d72be7c 100644
--- a/test/asm/listing/ref/034-assert-lderror6.ld65err2-ref
+++ b/test/asm/listing/ref/034-assert-lderror6.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 034-assert-lderror6.s:3: Code not at $1001
+034-assert-lderror6.s:3: Error: Assertion failed: Code not at $1001
diff --git a/test/asm/listing/ref/034-assert-lderror7.ld65err2-ref b/test/asm/listing/ref/034-assert-lderror7.ld65err2-ref
index fcb2dab20..84375c7a1 100644
--- a/test/asm/listing/ref/034-assert-lderror7.ld65err2-ref
+++ b/test/asm/listing/ref/034-assert-lderror7.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 034-assert-lderror7.s:3: Code not at $8000
+034-assert-lderror7.s:3: Error: Assertion failed: Code not at $8000
diff --git a/test/asm/listing/ref/034-assert-lderror8.ld65err2-ref b/test/asm/listing/ref/034-assert-lderror8.ld65err2-ref
index d1c7fd0b1..e9dac152d 100644
--- a/test/asm/listing/ref/034-assert-lderror8.ld65err2-ref
+++ b/test/asm/listing/ref/034-assert-lderror8.ld65err2-ref
@@ -1 +1 @@
-ld65: Error: 034-assert-lderror8.s:3: Code not at $8001
+034-assert-lderror8.s:3: Error: Assertion failed: Code not at $8001
diff --git a/test/asm/listing/ref/040-align.ld65err2-ref b/test/asm/listing/ref/040-align.ld65err2-ref
index ac8d96432..d55566d81 100644
--- a/test/asm/listing/ref/040-align.ld65err2-ref
+++ b/test/asm/listing/ref/040-align.ld65err2-ref
@@ -1 +1 @@
-ld65: Warning: <<<#PATH#>>>:<<<#INTEGER#>>>: Segment 'CODE' isn't aligned properly; the resulting executable might not be functional.
+<<<#PATH#>>>:<<<#INTEGER#>>>: Warning: Segment 'CODE' isn't aligned properly; the resulting executable might not be functional.
diff --git a/test/asm/listing/ref/080-sp-compat.ld65err2-ref b/test/asm/listing/ref/080-sp-compat.ld65err2-ref
index 78935d2b3..9577d52e3 100644
--- a/test/asm/listing/ref/080-sp-compat.ld65err2-ref
+++ b/test/asm/listing/ref/080-sp-compat.ld65err2-ref
@@ -1 +1 @@
-ld65: Warning: runtime/sp-compat.s:16: Symbol 'sp' is deprecated - please use 'c_sp' instead
+runtime/sp-compat.s:16: Warning: Assertion failed: Symbol 'sp' is deprecated - please use 'c_sp' instead
diff --git a/test/asm/listing/ref/170-ld-errormsg.bin-ref b/test/asm/listing/ref/170-ld-errormsg.bin-ref
new file mode 100644
index 000000000..b0b2b1c8d
--- /dev/null
+++ b/test/asm/listing/ref/170-ld-errormsg.bin-ref
@@ -0,0 +1 @@
+
\ No newline at end of file
diff --git a/test/asm/listing/ref/170-ld-errormsg.ld65err2-ref b/test/asm/listing/ref/170-ld-errormsg.ld65err2-ref
new file mode 100644
index 000000000..3a7f78941
--- /dev/null
+++ b/test/asm/listing/ref/170-ld-errormsg.ld65err2-ref
@@ -0,0 +1,2 @@
+170-ld-errormsg.cfg:10: Warning: Segment 'BSS' with type 'bss' contains initialized data
+170-ld-errormsg.cfg:10: Note: Initialized data comes at least partially from '<<<#PATH#>>>'
diff --git a/test/asm/listing/ref/171-ld-errormsg.ld65err2-ref b/test/asm/listing/ref/171-ld-errormsg.ld65err2-ref
new file mode 100644
index 000000000..aecac7f99
--- /dev/null
+++ b/test/asm/listing/ref/171-ld-errormsg.ld65err2-ref
@@ -0,0 +1,2 @@
+171-ld-errormsg.cfg:3: Warning: Segment 'CODE' overflows memory area 'MAIN' by 1 byte
+ld65: Error: Cannot generate most of the files due to memory area overflow 
diff --git a/test/asm/listing/ref/172-ld-errormsg.ld65err2-ref b/test/asm/listing/ref/172-ld-errormsg.ld65err2-ref
new file mode 100644
index 000000000..6da93f0ee
--- /dev/null
+++ b/test/asm/listing/ref/172-ld-errormsg.ld65err2-ref
@@ -0,0 +1,2 @@
+172-ld-errormsg.cfg:5: Error: Segment type expected but got 'RWX'
+172-ld-errormsg.cfg:5: Note: You may use one of 'RO', 'RW', 'BSS', 'ZP' or 'OVERWRITE'
diff --git a/test/asm/listing/ref/201-overwrite-overflow.ld65err2-ref b/test/asm/listing/ref/201-overwrite-overflow.ld65err2-ref
index e372938ef..eabb74c7f 100644
--- a/test/asm/listing/ref/201-overwrite-overflow.ld65err2-ref
+++ b/test/asm/listing/ref/201-overwrite-overflow.ld65err2-ref
@@ -1,3 +1,3 @@
-ld65: Warning: 201-overwrite-overflow.cfg:3: Segment 'AO' overflows memory area 'A' by 1 byte
-ld65: Warning: 201-overwrite-overflow.cfg:4: Segment 'BO' overflows memory area 'B' by 1 byte
+201-overwrite-overflow.cfg:3: Warning: Segment 'AO' overflows memory area 'A' by 1 byte
+201-overwrite-overflow.cfg:4: Warning: Segment 'BO' overflows memory area 'B' by 1 byte
 ld65: Error: Cannot generate most of the files due to memory area overflows
diff --git a/test/asm/misc/Makefile b/test/asm/misc/Makefile
index 713d57812..d5b07d84a 100644
--- a/test/asm/misc/Makefile
+++ b/test/asm/misc/Makefile
@@ -63,15 +63,15 @@ define PRG_template
 # sim65 ensure 64-bit wait time does not timeout
 $(WORKDIR)/sim65-timein.$1.prg: sim65-timein.s | $(WORKDIR)
 	$(if $(QUIET),echo misc/sim65-timein.$1.prg)
-	$(CA65) -t sim$1 -o $$(@:.prg=.o) $$< $(NULLERR)
-	$(LD65) -t sim$1 -o $$@ $$(@:.prg=.o) sim$1.lib $(NULLERR)
+	$(CA65) --no-utf8 -t sim$1 -o $$(@:.prg=.o) $$< $(NULLERR)
+	$(LD65) --no-utf8 -t sim$1 -o $$@ $$(@:.prg=.o) sim$1.lib $(NULLERR)
 	$(SIM65) -x 4400000000 -c $$@ $(NULLOUT) $(NULLERR)
 
 # sim65 ensure 64-bit wait time does timeout
 $(WORKDIR)/sim65-timeout.$1.prg: sim65-timeout.s | $(WORKDIR)
 	$(if $(QUIET),echo misc/sim65-timeout.$1.prg)
-	$(CA65) -t sim$1 -o $$(@:.prg=.o) $$< $(NULLERR)
-	$(LD65) -t sim$1 -o $$@ $$(@:.prg=.o) sim$1.lib $(NULLERR)
+	$(CA65) --no-utf8 -t sim$1 -o $$(@:.prg=.o) $$< $(NULLERR)
+	$(LD65) --no-utf8 -t sim$1 -o $$@ $$(@:.prg=.o) sim$1.lib $(NULLERR)
 	$(NOT) $(SIM65) -x 4400000000 -c $$@ $(NULLOUT) $(NULLERR)
 
 endef # PRG_template
diff --git a/test/asm/opcodes/Makefile b/test/asm/opcodes/Makefile
index e9978ee95..9f1d1071e 100644
--- a/test/asm/opcodes/Makefile
+++ b/test/asm/opcodes/Makefile
@@ -61,8 +61,8 @@ define OPCODE_template
 
 $(WORKDIR)/$1-opcodes.bin: $1-opcodes.s $(ISEQUAL)
 	$(if $(QUIET),echo asm/$1-opcodes.bin)
-	$(CA65) -t none --cpu $1 -l $$(@:.bin=.lst) -o $$(@:.bin=.o) $$<
-	$(LD65) -t none -o $$@ $$(@:.bin=.o) none.lib
+	$(CA65) --no-utf8 -t none --cpu $1 -l $$(@:.bin=.lst) -o $$(@:.bin=.o) $$<
+	$(LD65) --no-utf8 -t none -o $$@ $$(@:.bin=.o) none.lib
 	$(ISEQUAL) $1-opcodes.ref $$@
 
 endef # OPCODE_template
@@ -70,7 +70,7 @@ endef # OPCODE_template
 $(foreach cpu,$(OPCODE_CPUS),$(eval $(call OPCODE_template,$(cpu))))
 
 $(WORKDIR)/%.o: %.s | $(WORKDIR)
-	$(CA65) -l $(@:.o=.lst) -o $@ $<
+	$(CA65) --no-utf8 -l $(@:.o=.lst) -o $@ $<
 
 clean:
 	@$(call RMDIR,$(WORKDIR))
diff --git a/test/asm/val/Makefile b/test/asm/val/Makefile
index 41df980a9..75854db2f 100644
--- a/test/asm/val/Makefile
+++ b/test/asm/val/Makefile
@@ -55,8 +55,8 @@ define PRG_template
 
 $(WORKDIR)/%.$1.prg: %.s | $(WORKDIR)
 	$(if $(QUIET),echo asm/val/$$*.$1.prg)
-	$(CA65) -t sim$1 -o $$(@:.prg=.o) $$< $(NULLOUT) $(NULLERR)
-	$(LD65) -C sim6502-asmtest.cfg -o $$@ $$(@:.prg=.o) sim$1.lib $(NULLOUT) $(NULLERR)
+	$(CA65) --no-utf8 -t sim$1 -o $$(@:.prg=.o) $$< $(NULLOUT) $(NULLERR)
+	$(LD65) --no-utf8 -C sim6502-asmtest.cfg -o $$@ $$(@:.prg=.o) sim$1.lib $(NULLOUT) $(NULLERR)
 	$(SIM65) $(SIM65FLAGS) $$@ $(NULLOUT)
 
 endef # PRG_template