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Fixed handling multiple storage specifiers in one declaration.

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This commit is contained in:
acqn 2020-08-01 22:08:19 +08:00 committed by Oliver Schmidt
parent 633cd17a3e
commit e526cbbff6
1 changed files with 57 additions and 32 deletions
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89
src/cc65/declare.c
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@ -410,6 +410,48 @@ static void FixQualifiers (Type* DataType)
static unsigned ParseOneStorageClass (void)
/* Parse and return a storage class */
{
unsigned StorageClass = 0;
/* Check the storage class given */
switch (CurTok.Tok) {
case TOK_EXTERN:
StorageClass = SC_EXTERN | SC_STATIC;
NextToken ();
break;
case TOK_STATIC:
StorageClass = SC_STATIC;
NextToken ();
break;
case TOK_REGISTER:
StorageClass = SC_REGISTER | SC_STATIC;
NextToken ();
break;
case TOK_AUTO:
StorageClass = SC_AUTO;
NextToken ();
break;
case TOK_TYPEDEF:
StorageClass = SC_TYPEDEF;
NextToken ();
break;
default:
break;
}
return StorageClass;
}
static void ParseStorageClass (DeclSpec* D, unsigned DefStorage)
/* Parse a storage class */
{
@ -417,38 +459,21 @@ static void ParseStorageClass (DeclSpec* D, unsigned DefStorage)
D->Flags &= ~DS_DEF_STORAGE;
/* Check the storage class given */
switch (CurTok.Tok) {
case TOK_EXTERN:
D->StorageClass = SC_EXTERN | SC_STATIC;
NextToken ();
break;
case TOK_STATIC:
D->StorageClass = SC_STATIC;
NextToken ();
break;
case TOK_REGISTER:
D->StorageClass = SC_REGISTER | SC_STATIC;
NextToken ();
break;
case TOK_AUTO:
D->StorageClass = SC_AUTO;
NextToken ();
break;
case TOK_TYPEDEF:
D->StorageClass = SC_TYPEDEF;
NextToken ();
break;
default:
/* No storage class given, use default */
D->Flags |= DS_DEF_STORAGE;
D->StorageClass = DefStorage;
break;
D->StorageClass = ParseOneStorageClass ();
if (D->StorageClass == 0) {
/* No storage class given, use default */
D->Flags |= DS_DEF_STORAGE;
D->StorageClass = DefStorage;
} else {
unsigned StorageClass = ParseOneStorageClass ();
while (StorageClass != 0) {
if (D->StorageClass == StorageClass) {
Warning ("Duplicate storage class specifier");
} else {
Error ("Conflicting storage class specifier");
}
StorageClass = ParseOneStorageClass ();
}
}
}