forked from OSchip/llvm-project
33 lines
651 B
C++
33 lines
651 B
C++
|
// RUN: %clang_cc1 %s -std=c++11 -emit-llvm -o - -triple=i686-linux-gnu | FileCheck %s
|
||
|
|
|
||
|
|
struct A {
|
||
|
|
A(const A&);
|
||
|
|
A &operator=(const A&);
|
||
|
|
};
|
||
|
|
|
||
|
|
struct B {
|
||
|
|
A a;
|
||
|
|
B(B&&) = default;
|
||
|
|
B &operator=(B&&) = default;
|
||
|
|
};
|
||
|
|
|
||
|
|
// CHECK: define {{.*}} @_Z2f1
|
||
|
|
void f1(B &x) {
|
||
|
|
// CHECK-NOT: memcpy
|
||
|
|
// CHECK: call {{.*}} @_ZN1BC1EOS_(
|
||
|
|
B b(static_cast<B&&>(x));
|
||
|
|
}
|
||
|
|
|
||
|
|
// CHECK: define {{.*}} @_Z2f2
|
||
|
|
void f2(B &x, B &y) {
|
||
|
|
// CHECK-NOT: memcpy
|
||
|
|
// CHECK: call {{.*}} @_ZN1BaSEOS_(
|
||
|
|
x = static_cast<B&&>(y);
|
||
|
|
}
|
||
|
|
|
||
|
|
// CHECK: define {{.*}} @_ZN1BaSEOS_(
|
||
|
|
// CHECK: call {{.*}} @_ZN1AaSERKS_(
|
||
|
|
|
||
|
|
// CHECK: define {{.*}} @_ZN1BC2EOS_(
|
||
|
|
// CHECK: call {{.*}} @_ZN1AC1ERKS_(
|