commit 2cdcc4c4314b9db36028b10da8805fe02b1c85eb
author Fariborz Jahanian <fjahanian@apple.com> Tue Nov 17 22:02:21 2009 +0000
committer Fariborz Jahanian <fjahanian@apple.com> Tue Nov 17 22:02:21 2009 +0000
tree 50e0856db04710fbe976daaa70a9212866db078e
parent 67f401b4e9a0114e285c9987caadf9022fc9b34a

More cases for weak_import objective-c2 classes.
(still radar 6815425).



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89152 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CGObjCMac.cpp

diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index a1dd540..2a89620 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -4551,6 +4551,9 @@
   Values[0] = GetClassName(OCD->getIdentifier());
   // meta-class entry symbol
   llvm::GlobalVariable *ClassGV = GetClassGlobal(ExtClassName);
+  if (Interface->hasAttr<WeakImportAttr>())
+    ClassGV->setLinkage(llvm::GlobalValue::ExternalWeakLinkage);
+  
   Values[1] = ClassGV;
   std::vector<llvm::Constant*> Methods;
   std::string MethodListName(Prefix);