1 files changed, 65 insertions, 0 deletions
diff --git a/test/CodeGenObjC/mrr-captured-block-var-inlined-layout.m b/test/CodeGenObjC/mrr-captured-block-var-inlined-layout.m
new file mode 100644
index 000000000000..f1e02ddf5d65
--- /dev/null
+++ b/test/CodeGenObjC/mrr-captured-block-var-inlined-layout.m
@@ -0,0 +1,65 @@
+// RUN: %clang_cc1 -fblocks -triple x86_64-apple-darwin -O0 -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -fblocks -triple i386-apple-darwin -O0 -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-i386 %s
+// rdar://12184410
+
+void x(id y) {}
+void y(int a) {}
+
+extern id opaque_id();
+__weak id wid;
+
+void f() {
+    __block int byref_int = 0;
+    const id bar = (id) opaque_id();
+    id baz = 0;
+    __strong id strong_void_sta;
+    __block id byref_bab = (id)0;
+    __block id bl_var1;
+
+// block variable layout: BL_UNRETAINED:1, BL_OPERATOR:0
+// CHECK: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [2 x i8] c"`\00"
+// CHECK-i386: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [2 x i8] c"`\00"
+    void (^b)() = ^{
+        x(bar);
+    };    
+
+// block variable layout: BL_UNRETAINED:2, BL_BYREF:1, BL_OPERATOR:0
+// CHECK: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [3 x i8] c"a@\00"
+// CHECK-i386: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [3 x i8] c"a@\00"
+    void (^c)() = ^{
+        x(bar);
+        x(baz);
+        byref_int = 1;
+    };    
+
+// block variable layout: BL_UNRETAINED:2, BL_BYREF:3, BL_OPERATOR:0
+// CHECK: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [3 x i8] c"aB\00
+// CHECK-i386: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [3 x i8] c"aB\00
+    void (^d)() = ^{
+        x(bar);
+        x(baz);
+        byref_int = 1;
+        bl_var1 = 0;
+        byref_bab = 0;
+    };
+
+// block variable layout: BL_UNRETAINED:2, BL_BYREF:3, BL_OPERATOR:0
+// CHECK: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [3 x i8] c"aB\00"
+// CHECK-i386: @"\01L_OBJC_CLASS_NAME_{{.*}}" = internal global [3 x i8] c"aB\00"
+    id (^e)() = ^{
+        x(bar);
+        x(baz);
+        byref_int = 1;
+        bl_var1 = 0;
+        byref_bab = 0;
+        return wid;
+    };
+
+// Inline instruction for block variable layout: 0x020
+// CHECK: i8* getelementptr inbounds ([6 x i8]* {{@.*}}, i32 0, i32 0), i64 32 }
+// CHECK-i386: i8* getelementptr inbounds ([6 x i8]* {{@.*}}, i32 0, i32 0), i32 32 }
+    void (^ii)() = ^{
+       byref_int = 1;
+       byref_bab = 0;
+    };
+}