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Merge pull request #2199 from acqn/FAMFix

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[cc65] Forbidden struct itself with flexible array member as struct member or array element
This commit is contained in:
Bob Andrews
2023-10-05 03:21:31 +02:00
committed by GitHub
parent 327281b869 fc603129da
commit 12193790e5
3 changed files with 30 additions and 0 deletions
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10
src/cc65/declare.c
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@@ -515,6 +515,13 @@ static void CheckArrayElementType (Type* DataType)
if (!IsTypeVoid (T) || IS_Get (&Standard) != STD_CC65) {
Error ("Array of 0-size element type '%s'", GetFullTypeName (T));
}
} else {
if (IsTypeStruct (T)) {
SymEntry* TagEntry = GetESUTagSym (T);
if (TagEntry && SymHasFlexibleArrayMember (TagEntry)) {
Error ("Invalid use of struct with flexible array member");
}
}
}
} else {
++T;
@@ -1193,6 +1200,9 @@ static SymEntry* ParseStructSpec (const char* Name, unsigned* DSFlags)
if (TagEntry && SymHasFlexibleArrayMember (TagEntry)) {
Field->Flags |= SC_HAVEFAM;
Flags |= SC_HAVEFAM;
if (IsTypeStruct (Decl.Type)) {
Error ("Invalid use of struct with flexible array member");
}
}
}