1// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK 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 8extern "C" int printf(...); 9 10 11struct C { 12 C() : iC(6) {printf("C()\n"); } 13 C(const C& c) { printf("C(const C& c)\n"); } 14 int iC; 15}; 16 17C foo() { 18 return C(); 19}; 20 21class X { // ... 22public: 23 X(int) {} 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 30struct S { 31 S(); 32}; 33 34S::S() { printf("S()\n"); } 35 36void Call(S) {}; 37 38int 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 47struct V { 48 int x; 49}; 50 51typedef V V_over_aligned __attribute((aligned(8))); 52extern const V_over_aligned gv1 = {}; 53 54extern "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}}({{.*}}, i8* bitcast (%struct.V* @gv1 to i8*), {{i64|i32}} 4, i32 4, i1 false) 60