Initialize Obj-C GC attributes when emitting BlockDeclRefExprs.
- Otherwise we may incorrectly miss generation of some write barriers.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72313 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenObjC/blocks-2.m b/test/CodeGenObjC/blocks-2.m
new file mode 100644
index 0000000..a4d8bfa
--- /dev/null
+++ b/test/CodeGenObjC/blocks-2.m
@@ -0,0 +1,11 @@
+// RUN: clang-cc %s -emit-llvm -o %t -fobjc-gc -fblocks -triple i386-apple-darwin10 &&
+// RUN: grep "objc_assign_strongCast" %t | count 2 &&
+// RUN: true
+
+// This should generate a strong cast.
+
+id test3(id x) {
+ __block id result;
+ ^{ result = x; }();
+ return result;
+}