aaron/ispc
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Prohibit returning functions from functions.

Browse Source 
(Fix malformed program crasher)
This commit is contained in:
Matt Pharr
2012-02-06 13:59:02 -08:00
parent f939015b97
commit b7c5af7e64
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
decl.cpp
View File

@@ -447,6 +447,10 @@ Declarator::GetType(const Type *base, DeclSpecs *ds) const {
Error(pos, "No return type provided in function declaration."); Error(pos, "No return type provided in function declaration.");
return NULL; return NULL;
} }
if (dynamic_cast<const FunctionType *>(returnType) != NULL) {
Error(pos, "Illegal to return function type from function.");
return NULL;
}
bool isExported = ds && (ds->storageClass == SC_EXPORT); bool isExported = ds && (ds->storageClass == SC_EXPORT);
bool isExternC = ds && (ds->storageClass == SC_EXTERN_C); bool isExternC = ds && (ds->storageClass == SC_EXTERN_C);