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Added another test.

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This commit is contained in:
Kugel Fuhr
2025-07-26 10:17:32 +02:00
parent 8f4a4040d6
commit 228671b7c4
3 changed files with 122 additions and 0 deletions
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5
test/misc/Makefile
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@@ -177,6 +177,11 @@ $(WORKDIR)/flow-switch-01.$1.$2.prg: flow-switch-01.c $(ISEQUAL) | $(WORKDIR)
$(CC65) -t sim$2 -$1 -o $$@ $$< $(NULLOUT) 2>$(WORKDIR)/flow-switch-01.$1.$2.out
$(ISEQUAL) $(WORKDIR)/flow-switch-01.$1.$2.out flow-switch-01.ref
$(WORKDIR)/flow-switch-02.$1.$2.prg: flow-switch-02.c $(ISEQUAL) | $(WORKDIR)
$(if $(QUIET),echo misc/flow-switch-02.$1.$2.prg)
$(CC65) -t sim$2 -$1 -o $$@ $$< $(NULLOUT) 2>$(WORKDIR)/flow-switch-02.$1.$2.out
$(ISEQUAL) $(WORKDIR)/flow-switch-02.$1.$2.out flow-switch-02.ref
$(WORKDIR)/flow-while-01.$1.$2.prg: flow-while-01.c $(ISEQUAL) | $(WORKDIR)
$(if $(QUIET),echo misc/flow-while-01.$1.$2.prg)
$(CC65) -t sim$2 -$1 -o $$@ $$< $(NULLOUT) 2>$(WORKDIR)/flow-while-01.$1.$2.out

107
test/misc/flow-switch-02.c Normal file
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@@ -0,0 +1,107 @@
char a, b;
static int f1(void)
{
switch (a) {
case 1: return 1;
case 0xFF: break;
default: return 2;
}
/* Reachable */
return a;
}
static int f2(void)
{
switch (a) {
case 1: return 1;
case 0x100: break; /* Unreachable */
default: return 2;
}
/* Unreachable despite the "break" above */
return a;
}
static int f3(void)
{
switch (a) {
case 1:
if (b > 128) {
a = 2;
break;
} else {
a = 1;
}
return a;
default:
return 2;
}
/* Reachable */
return a;
}
static int f4(void)
{
switch (a) {
case 1:
if (b > 255) {
/* Unreachable */
a = 2;
break;
} else {
a = 1;
}
return a;
default:
return 2;
}
/* Unreachable despite the "break" above */
return a;
}
static int f5(void)
{
switch (a) {
case 1:
if (b >= 0) {
a = 2;
} else {
/* Unreachable */
a = 1;
break;
}
return a;
default:
return 2;
}
/* Unreachable despite the "break" above */
return a;
}
static int f6(void)
{
switch (a) {
case 1:
while (0) {
/* Unreachable */
if (b >= 128) {
a = 2;
break;
}
}
return a;
default:
return 2;
}
/* Unreachable despite the "break" above */
return a;
}
int main(void)
{
return f1() + f2() + f3() + f4() + f5() + f6();
}

10
test/misc/flow-switch-02.ref Normal file
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@@ -0,0 +1,10 @@
flow-switch-02.c:18: Warning: Case value (256) out of range for switch condition type
flow-switch-02.c:22: Warning: Unreachable code
flow-switch-02.c:49: Warning: Result of comparison is always false
flow-switch-02.c:51: Warning: Unreachable code
flow-switch-02.c:61: Warning: Unreachable code
flow-switch-02.c:69: Warning: Result of comparison is always true
flow-switch-02.c:73: Warning: Unreachable code
flow-switch-02.c:81: Warning: Unreachable code
flow-switch-02.c:91: Warning: Unreachable code
flow-switch-02.c:101: Warning: Unreachable code