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| author | Fariborz Jahanian <fjahanian@apple.com> | 2009-01-07 20:11:22 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2009-01-07 20:11:22 +0000 |
| commit | b0d27943e133f099a39abc26a49d1130b5a8f5af (patch) | |
| tree | 4ffe4da2f7d3e31cab147d24d4428108ce0846e4 /lib/CodeGen/CGObjCMac.cpp | |
| parent | 6b3945f4bc757bdadd3e443180cf32c2cccb52a0 (diff) | |
Another nasty code gen. bug with trivial fix. Calling class
method on 'super' receiver in a category implementation.
Other simpler cases were working by accident.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61880 91177308-0d34-0410-b5e6-96231b3b80d8
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; |