text: // RUN: %clang_cc1 -std=c++1y -triple i686-pc-windows-msvc -emit-llvm %s -o - | FileCheck %s
  //CHECK: %[[A_LAMBDA:.*]] = type { %struct.A }
  //CHECK: %[[B_LAMBDA:.*]] = type { %struct.B* }
  struct A {
    double a = 111;
    auto foo() { return [*this] { return a; }; }
  };
  
  namespace ns1 {
  int X = A{}.foo()();
  } //end ns1
  
  //CHECK: @"?foo@A@@QAE?A?<auto>@@XZ"(%struct.A* %this, %class.anon* noalias sret %[[A_LAMBDA_RETVAL:.*]])
  // get the first object with the closure type, which is of type 'struct.A'
  //CHECK: %[[I0:.+]] = getelementptr inbounds %[[A_LAMBDA]], %[[A_LAMBDA]]* %[[A_LAMBDA_RETVAL]], i32 0, i32 0
  //CHECK: %[[I1:.+]] = bitcast %struct.A* %[[I0]] to i8*
  //CHECK: %[[I2:.+]] = bitcast %struct.A* %this1 to i8*
  // copy the contents ...
  //CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 8 %[[I1]], i8* align 8 %[[I2]], i32 8, i1 false)
  
  struct B {
    double b = 222;
    auto bar() { return [this] { return b; }; };
  };
  
  namespace ns2 {
  int X = B{}.bar()();
  }
  //CHECK: @"?bar@B@@QAE?A?<auto>@@XZ"(%struct.B* %this, %class.anon.0* noalias sret %agg.result)
  //CHECK: %[[I20:.+]] = getelementptr inbounds %class.anon.0, %class.anon.0* %agg.result, i32 0, i32 0
  //CHECK: store %struct.B* %this1, %struct.B** %[[I20]], align 4
  