Fix crashes from malformed programs.

2011-12-12 13:35:24 -08:00
parent 46bfef3fce
commit 5b48354d9a
2 changed files with 8 additions and 1 deletions
--- a/expr.cpp
+++ b/expr.cpp
@@ -3350,11 +3350,13 @@ StructMemberExpr::GetType() const {
        return NULL;

    const Type *elementType = structType->GetElementType(identifier);
-    if (elementType == NULL)
+    if (elementType == NULL) {
        Error(identifierPos,
              "Element name \"%s\" not present in struct type \"%s\".%s",
              identifier.c_str(), structType->GetString().c_str(),
              getCandidateNearMatches().c_str());
+        return NULL;
+    }

    const PointerType *pt = dynamic_cast<const PointerType *>(expr->GetType());
    if (structType->IsVaryingType() ||