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      1 // RUN: %clang_cc1 %s -emit-llvm -o - -fblocks | FileCheck %s
      2 // rdar://8594790
      3 
      4 struct A {
      5 	int x;
      6 	A(const A &);
      7 	A();
      8 	~A();
      9 };
     10 
     11 int main()
     12 {
     13 	__block A BYREF_VAR;
     14         ^{ BYREF_VAR.x = 1234; };
     15 	return 0;
     16 }
     17 
     18 // CHECK: define internal void @__Block_byref_object_copy_
     19 // CHECK: call {{.*}} @_ZN1AC1ERKS_
     20 // CHECK: define internal void @__Block_byref_object_dispose_
     21 // CHECK: call {{.*}} @_ZN1AD1Ev
     22 // CHECK: define internal void @__copy_helper_block_
     23 // CHECK: call void @_Block_object_assign
     24 // CHECK: define internal void @__destroy_helper_block_
     25 // CHECK: call void @_Block_object_dispose
     26 
     27 // rdar://problem/11135650
     28 namespace test1 {
     29   struct A { int x; A(); ~A(); };
     30 
     31   void test() {
     32     return;
     33     __block A a;
     34   }
     35 }
     36