Vendor import of clang trunk r126079:

http://llvm.org/svn/llvm-project/cfe/trunk@126079

1 files changed, 29 insertions, 0 deletions

diff --git a/test/CodeGenObjCXX/write-barrier-global-assign.mm b/test/CodeGenObjCXX/write-barrier-global-assign.mm
new file mode 100644
index 0000000..a14804f
--- /dev/null
+++ b/test/CodeGenObjCXX/write-barrier-global-assign.mm
@@ -0,0 +1,29 @@
+// RUN: %clang_cc1 -fobjc-gc -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
+// rdar://8761767
+
+@class CPDestUser;
+
+CPDestUser* FUNC();
+
+// CHECK: {{call.* @objc_assign_global}}
+CPDestUser* globalUser = FUNC();
+
+// CHECK: {{call.* @objc_assign_weak}}
+__weak CPDestUser* weakUser = FUNC();
+
+
+// CHECK: {{call.* @objc_assign_global}}
+static CPDestUser* staticUser = FUNC();
+
+CPDestUser* GetDestUser()
+{
+// CHECK: {{call.* @objc_assign_global}}
+	static CPDestUser* gUser = FUNC();
+// CHECK: {{call.* @objc_assign_weak}}
+	static __weak CPDestUser* wUser = FUNC();
+        if (wUser)
+          return wUser;
+        if (staticUser)
+	  return staticUser;
+	return gUser;
+}