diff --git a/test/CodeGenCXX/atomicinit.cpp b/test/CodeGenCXX/atomicinit.cpp
index 20e4613..38d012e 100644
--- a/test/CodeGenCXX/atomicinit.cpp
+++ b/test/CodeGenCXX/atomicinit.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -emit-llvm -o - -triple=i686-apple-darwin9 | FileCheck %s
+// RUN: %clang_cc1 %s -emit-llvm -O1 -o - -triple=i686-apple-darwin9 | FileCheck %s
 struct A {
   _Atomic(int) i;
   A(int j);
@@ -21,5 +21,28 @@
 // CHECK: define void @_Z11atomic_initR1Ai
 void atomic_init(A& a, int i) {
   // CHECK-NOT: atomic
+  // CHECK: tail call void @_ZN1BC1Ei
   __c11_atomic_init(&b, B(i));
+  // CHECK-NEXT: ret void
 }
+
+// CHECK: define void @_Z16atomic_init_boolPU7_Atomicbb
+void atomic_init_bool(_Atomic(bool) *ab, bool b) {
+  // CHECK-NOT: atomic
+  // CHECK: {{zext i1.*to i8}}
+  // CHECK-NEXT: store i8
+  __c11_atomic_init(ab, b);
+  // CHECK-NEXT: ret void
+}
+
+struct AtomicBoolMember {
+  _Atomic(bool) ab;
+  AtomicBoolMember(bool b);
+};
+
+// CHECK: define void @_ZN16AtomicBoolMemberC2Eb
+// CHECK: {{zext i1.*to i8}}
+// CHECK-NEXT: store i8
+// CHECK-NEXT: ret void
+AtomicBoolMember::AtomicBoolMember(bool b) : ab(b) { }
+