Fixed a recent test regression from last night (r51976).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@52006 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 3117f87..84a8e82 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -408,19 +408,19 @@
/// Check that class of this category is already completely declared.
if (!IDecl || IDecl->isForwardDecl())
Diag(ClassLoc, diag::err_undef_interface, ClassName->getName());
- else if (CategoryName) {
+ else {
/// Check for duplicate interface declaration for this category
ObjCCategoryDecl *CDeclChain;
for (CDeclChain = IDecl->getCategoryList(); CDeclChain;
CDeclChain = CDeclChain->getNextClassCategory()) {
- if (CDeclChain->getIdentifier() == CategoryName) {
+ if (CategoryName && CDeclChain->getIdentifier() == CategoryName) {
Diag(CategoryLoc, diag::warn_dup_category_def, ClassName->getName(),
CategoryName->getName());
break;
}
}
- if (!CDeclChain)
- CDecl->insertNextClassCategory();
+ if (!CDeclChain)
+ CDecl->insertNextClassCategory();
}
if (NumProtoRefs) {