1 // RUN: %clang_cc1 -std=c++1y -triple i686-pc-windows-msvc -emit-llvm %s -o - | FileCheck %s
2 //CHECK: %[[A_LAMBDA:.*]] = type { %struct.A }
3 //CHECK: %[[B_LAMBDA:.*]] = type { %struct.B* }
4 struct A {
5   double a = 111;
6   auto foo() { return [*this] { return a; }; }
7 };
8 
9 namespace ns1 {
10 int X = A{}.foo()();
11 } //end ns1
12 
13 //CHECK: @"\01?foo@A@@QAE?A?<auto>@@XZ"(%struct.A* %this, %class.anon* noalias sret %[[A_LAMBDA_RETVAL:.*]])
14 // get the first object with the closure type, which is of type 'struct.A'
15 //CHECK: %[[I0:.+]] = getelementptr inbounds %[[A_LAMBDA]], %[[A_LAMBDA]]* %[[A_LAMBDA_RETVAL]], i32 0, i32 0
16 //CHECK: %[[I1:.+]] = bitcast %struct.A* %[[I0]] to i8*
17 //CHECK: %[[I2:.+]] = bitcast %struct.A* %this1 to i8*
18 // copy the contents ...
19 //CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* %[[I1]], i8* %[[I2]], i32 8, i32 8, i1 false)
20 
21 struct B {
22   double b = 222;
23   auto bar() { return [this] { return b; }; };
24 };
25 
26 namespace ns2 {
27 int X = B{}.bar()();
28 }
29 //CHECK: @"\01?bar@B@@QAE?A?<auto>@@XZ"(%struct.B* %this, %class.anon.0* noalias sret %agg.result)
30 //CHECK: %[[I20:.+]] = getelementptr inbounds %class.anon.0, %class.anon.0* %agg.result, i32 0, i32 0
31 //CHECK: store %struct.B* %this1, %struct.B** %[[I20]], align 4
32