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authorJohn McCall <rjmccall@apple.com>2011-06-16 04:16:24 +0000
committerJohn McCall <rjmccall@apple.com>2011-06-16 04:16:24 +0000
commit1553b190672de2c270acd981ce760539ae172bd5 (patch)
treed296495fd37dd8c9b3db61f668bf81467e3cddff /clang/test/CodeGenObjCXX
parent30f3210242c3291a4bc00ff22b46f58721e25923 (diff)
downloadbcm5719-llvm-1553b190672de2c270acd981ce760539ae172bd5.tar.gz
bcm5719-llvm-1553b190672de2c270acd981ce760539ae172bd5.zip
Restore correct use of GC barriers.
llvm-svn: 133144
Diffstat (limited to 'clang/test/CodeGenObjCXX')
-rw-r--r--clang/test/CodeGenObjCXX/gc.mm20
1 files changed, 20 insertions, 0 deletions
diff --git a/clang/test/CodeGenObjCXX/gc.mm b/clang/test/CodeGenObjCXX/gc.mm
new file mode 100644
index 00000000000..aa293dacf3a
--- /dev/null
+++ b/clang/test/CodeGenObjCXX/gc.mm
@@ -0,0 +1,20 @@
+// RUN: %clang_cc1 -fobjc-gc -triple x86_64-apple-darwin10 -emit-llvm -o - %s | FileCheck %s
+
+namespace test0 {
+ extern id x;
+
+ struct A {
+ id x;
+ A();
+ };
+ A::A() : x(test0::x) {}
+
+// CHECK: define void @_ZN5test01AC2Ev(
+// CHECK: [[THIS:%.*]] = alloca [[TEST0:%.*]]*, align 8
+// CHECK-NEXT: store
+// CHECK-NEXT: [[T0:%.*]] = load [[TEST0]]** [[THIS]]
+// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[TEST0]]* [[T0]], i32 0, i32 0
+// CHECK-NEXT: [[T2:%.*]] = load i8** @_ZN5test01xE
+// CHECK-NEXT: call i8* @objc_assign_strongCast(i8* [[T2]], i8** [[T1]])
+// CHECK-NEXT: ret void
+}
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