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Fixed the bug that a union type containing a struct with a flexible array member was accepted as a struct member or array element type.

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acqn
2023-10-27 23:46:10 +08:00
parent 85e63e99a6
commit 8e45a4c960
4 changed files with 49 additions and 10 deletions
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7
src/cc65/declare.c
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@@ -517,7 +517,8 @@ static void CheckArrayElementType (const Type* T)
return;
}
} else {
if (IsTypeStruct (T)) {
/* Elements cannot contain flexible array members themselves */
if (IsClassStruct (T)) {
SymEntry* TagEntry = GetESUTagSym (T);
if (TagEntry && SymHasFlexibleArrayMember (TagEntry)) {
Error ("Invalid use of struct with flexible array member");
@@ -1202,9 +1203,7 @@ 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");
}
Error ("Invalid use of struct with flexible array member");
}
}