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      1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -o - %s | FileCheck %s
      2 
      3 // CHECK: [[A:.*]] = type { i64, [10 x i8*] }
      4 
      5 // CHECK: [[LAYOUT0:@.*]] = internal global [3 x i8] c" 9\00"
      6 
      7 // rdar://13045269
      8 // If a __block variable requires extended layout information *and*
      9 // a copy/dispose helper, be sure to adjust the offsets used in copy/dispose.
     10 namespace test0 {
     11   struct A {
     12     unsigned long count;
     13     id data[10];
     14   };
     15 
     16   void foo() {
     17     __block A v;
     18   }
     19   // CHECK:    define void @_ZN5test03fooEv() 
     20   // CHECK:      [[V:%.*]] = alloca [[BYREF_A:%.*]], align 8
     21   // CHECK:      [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 4
     22   // CHECK-NEXT: store i8* bitcast (void (i8*, i8*)* [[COPY_HELPER:@.*]] to i8*), i8** [[T0]]
     23   // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 5
     24   // CHECK-NEXT: store i8* bitcast (void (i8*)* [[DISPOSE_HELPER:@.*]] to i8*), i8** [[T0]]
     25   // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 6
     26   // CHECK-NEXT: store i8* getelementptr inbounds ([3 x i8]* [[LAYOUT0]], i32 0, i32 0), i8** [[T0]]
     27   // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 7
     28   // CHECK-NEXT: call void @_ZN5test01AC1Ev([[A]]* [[T0]])
     29   // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[BYREF_A]]* [[V]], i32 0, i32 7
     30   // CHECK-NEXT: [[T1:%.*]] = bitcast [[BYREF_A]]* [[V]] to i8*
     31   // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
     32   // CHECK-NEXT: call void @_ZN5test01AD1Ev([[A]]* [[T0]])
     33   // CHECK-NEXT: ret void
     34 
     35   // CHECK:    define internal void [[COPY_HELPER]](
     36   // CHECK:      [[T0:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
     37   // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[BYREF_A]]* [[T0]], i32 0, i32 7
     38   // CHECK-NEXT: load
     39   // CHECK-NEXT: [[T2:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
     40   // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds [[BYREF_A]]* [[T2]], i32 0, i32 7
     41   // CHECK-NEXT: call void @_ZN5test01AC1ERKS0_([[A]]* [[T1]], [[A]]* [[T3]])
     42   // CHECK-NEXT: ret void
     43 
     44   // CHECK:    define internal void [[DISPOSE_HELPER]](
     45   // CHECK:      [[T0:%.*]] = bitcast i8* {{.*}} to [[BYREF_A]]*
     46   // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[BYREF_A]]* [[T0]], i32 0, i32 7
     47   // CHECK-NEXT: call void @_ZN5test01AD1Ev([[A]]* [[T1]])
     48   // CHECK-NEXT: ret void
     49 }
     50