| // RUN: %clang_cc1 -Wno-unused-value -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s |
| // rdar: //8540501 |
| extern "C" int printf(...); |
| extern "C" void abort(); |
| |
| struct A |
| { |
| int i; |
| A (int j) : i(j) {printf("this = %p A(%d)\n", this, j);} |
| A (const A &j) : i(j.i) {printf("this = %p const A&(%d)\n", this, i);} |
| A& operator= (const A &j) { i = j.i; abort(); return *this; } |
| ~A() { printf("this = %p ~A(%d)\n", this, i); } |
| }; |
| |
| struct B |
| { |
| int i; |
| B (const A& a) { i = a.i; } |
| B() {printf("this = %p B()\n", this);} |
| B (const B &j) : i(j.i) {printf("this = %p const B&(%d)\n", this, i);} |
| ~B() { printf("this = %p ~B(%d)\n", this, i); } |
| }; |
| |
| A foo(int j) |
| { |
| return ({ j ? A(1) : A(0); }); |
| } |
| |
| |
| void foo2() |
| { |
| A b = ({ A a(1); A a1(2); A a2(3); a1; a2; a; }); |
| if (b.i != 1) |
| abort(); |
| A c = ({ A a(1); A a1(2); A a2(3); a1; a2; a; A a3(4); a2; a3; }); |
| if (c.i != 4) |
| abort(); |
| } |
| |
| void foo3() |
| { |
| const A &b = ({ A a(1); a; }); |
| if (b.i != 1) |
| abort(); |
| } |
| |
| void foo4() |
| { |
| // CHECK: call {{.*}} @_ZN1AC1Ei |
| // CHECK: call {{.*}} @_ZN1AC1ERKS_ |
| // CHECK: call {{.*}} @_ZN1AD1Ev |
| // CHECK: call {{.*}} @_ZN1BC1ERK1A |
| // CHECK: call {{.*}} @_ZN1AD1Ev |
| const B &b = ({ A a(1); a; }); |
| if (b.i != 1) |
| abort(); |
| } |
| |
| int main() |
| { |
| foo2(); |
| foo3(); |
| foo4(); |
| return foo(1).i-1; |
| } |
| |
| // rdar: // 8600553 |
| int a[128]; |
| int* foo5() { |
| // CHECK-NOT: memcpy |
| // Check that array-to-pointer conversion occurs in a |
| // statement-expression. |
| return (({ a; })); |
| } |
| |
| // <rdar://problem/14074868> |
| // Make sure this doesn't crash. |
| int foo5(bool b) { |
| int y = 0; |
| y = ({ A a(1); if (b) goto G; a.i; }); |
| G: return y; |
| } |