1 // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s
2 // RUN: %clang_cc1 -triple %ms_abi_triple -emit-llvm -o - %s | FileCheck %s -check-prefix MS
3 // CHECK-NOT: _ZN1CC1ERK1C
4 // CHECK-NOT: _ZN1SC1ERK1S
5 // MS-NOT: ?0C@@QAE@ABV0
6 // MS-NOT: ?0S@@QAE@ABV0
7
8 extern "C" int printf(...);
9
10
11 struct C {
CC12 C() : iC(6) {printf("C()\n"); }
CC13 C(const C& c) { printf("C(const C& c)\n"); }
14 int iC;
15 };
16
foo()17 C foo() {
18 return C();
19 };
20
21 class X { // ...
22 public:
X(int)23 X(int) {}
X(const X &,int i=1,int j=2,C c=foo ())24 X(const X&, int i = 1, int j = 2, C c = foo()) {
25 printf("X(const X&, %d, %d, %d)\n", i, j, c.iC);
26 }
27 };
28
29
30 struct S {
31 S();
32 };
33
S()34 S::S() { printf("S()\n"); }
35
Call(S)36 void Call(S) {};
37
main()38 int main() {
39 X a(1);
40 X b(a, 2);
41 X c = b;
42 X d(a, 5, 6);
43 S s;
44 Call(s);
45 }
46
47 struct V {
48 int x;
49 };
50
51 typedef V V_over_aligned __attribute((aligned(8)));
52 extern const V_over_aligned gv1 = {};
53
f()54 extern "C" V f() { return gv1; }
55
56 // Make sure that we obey the destination's alignment requirements when emitting
57 // the copy.
58 // CHECK-LABEL: define {{.*}} @f(
59 // CHECK: call void @llvm.memcpy.p0i8.p0i8.{{i64|i32}}({{.*}}align 4{{.*}}, i8* align 8 bitcast (%struct.V* @gv1 to i8*), {{i64|i32}} 4, i1 false)
60