diff options
Diffstat (limited to 'lib/CodeGen/CGObjCMac.cpp')
| -rw-r--r-- | lib/CodeGen/CGObjCMac.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp index dd722458aa..03f7b78ec8 100644 --- a/lib/CodeGen/CGObjCMac.cpp +++ b/lib/CodeGen/CGObjCMac.cpp @@ -1244,7 +1244,9 @@ llvm::Constant *CGObjCMac::EmitMetaClassRef(const ObjCInterfaceDecl *ID) { // if know when we entered/exitted an implementation block. // Check for an existing forward reference. - if (llvm::GlobalVariable *GV = CGM.getModule().getGlobalVariable(Name)) { + // Previously, metaclass with internal linkage may have been defined. + // pass 'true' as 2nd argument so it is returned. + if (llvm::GlobalVariable *GV = CGM.getModule().getGlobalVariable(Name, true)) { assert(GV->getType()->getElementType() == ObjCTypes.ClassTy && "Forward metaclass reference has incorrect type."); return GV; |