1 // RUN: %clang_cc1 -triple i686-pc-mingw32 -fms-extensions -Wmicrosoft %s -emit-llvm -o - | FileCheck %s
2
3 class Test1 {
4 public:
5 int a;
6 };
7
f1()8 void f1() {
9 Test1 var;
10 var.Test1::Test1();
11
12 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* %{{.*}}, i8* %{{.*}}, i32 4, i32 4, i1 false)
13 var.Test1::Test1(var);
14 }
15
16 class Test2 {
17 public:
Test2()18 Test2() { a = 10; b = 10; }
19 int a;
20 int b;
21 };
22
f2()23 void f2() {
24 // CHECK: %var = alloca %class.Test2, align 4
25 // CHECK-NEXT: call x86_thiscallcc void @_ZN5Test2C1Ev(%class.Test2* %var)
26 Test2 var;
27
28 // CHECK-NEXT: call x86_thiscallcc void @_ZN5Test2C1Ev(%class.Test2* %var)
29 var.Test2::Test2();
30
31 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i32(i8* %{{.*}}, i8* %{{.*}}, i32 8, i32 4, i1 false)
32 var.Test2::Test2(var);
33 }
34
35
36
37
38 class Test3 {
39 public:
Test3()40 Test3() { a = 10; b = 15; c = 20; }
Test3(const Test3 & that)41 Test3(const Test3& that) { a = that.a; b = that.b; c = that.c; }
42 int a;
43 int b;
44 int c;
45 };
46
f3()47 void f3() {
48 // CHECK: call x86_thiscallcc void @_ZN5Test3C1Ev(%class.Test3* %var)
49 Test3 var;
50
51 // CHECK-NEXT: call x86_thiscallcc void @_ZN5Test3C1Ev(%class.Test3* %var2)
52 Test3 var2;
53
54 // CHECK-NEXT: call x86_thiscallcc void @_ZN5Test3C1Ev(%class.Test3* %var)
55 var.Test3::Test3();
56
57 // CHECK-NEXT: call x86_thiscallcc void @_ZN5Test3C1ERKS_(%class.Test3* %var, %class.Test3* dereferenceable({{[0-9]+}}) %var2)
58 var.Test3::Test3(var2);
59 }
60