| // FIXME: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -o - -std=c++11 %s | FileCheck %s |
| // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-ASSIGN %s |
| // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-CTOR %s |
| |
| // construct |
| |
| struct E { |
| E(); |
| E(E&&); |
| }; |
| |
| struct F { |
| F(); |
| F(F&&); |
| }; |
| |
| struct G { |
| E e; |
| }; |
| |
| struct H : G { |
| F l; |
| E m; |
| F ar[2]; |
| }; |
| |
| void f() { |
| H s; |
| // CHECK: call void @_ZN1HC1EOS_ |
| H t(static_cast<H&&>(s)); |
| } |
| |
| |
| // assign |
| |
| struct A { |
| A &operator =(A&&); |
| }; |
| |
| struct B { |
| B &operator =(B&&); |
| }; |
| |
| struct C { |
| A a; |
| }; |
| |
| struct D : C { |
| A a; |
| B b; |
| A ar[2]; |
| }; |
| |
| void g() { |
| D d; |
| // CHECK: call {{.*}} @_ZN1DaSEOS_ |
| d = D(); |
| } |
| |
| // PR10822 |
| struct I { |
| unsigned var[1]; |
| }; |
| |
| // CHECK: define void @_Z1hv() nounwind { |
| void h() { |
| I i; |
| // CHECK: call void @llvm.memcpy. |
| i = I(); |
| // CHECK-NEXT: ret void |
| } |
| |
| // PR10860 |
| struct Empty { }; |
| struct VirtualWithEmptyBase : Empty { |
| virtual void f(); |
| }; |
| |
| // CHECK: define void @_Z25move_VirtualWithEmptyBaseR20VirtualWithEmptyBaseS0_ |
| void move_VirtualWithEmptyBase(VirtualWithEmptyBase &x, VirtualWithEmptyBase &y) { |
| // CHECK: call {{.*}} @_ZN20VirtualWithEmptyBaseaSEOS_ |
| x = static_cast<VirtualWithEmptyBase&&>(y); |
| // CHECK-NEXT: ret void |
| } |
| |
| // move assignment ops |
| |
| // CHECK-ASSIGN: define linkonce_odr {{.*}} @_ZN1DaSEOS_ |
| // CHECK-ASSIGN: call {{.*}} @_ZN1CaSEOS_ |
| // CHECK-ASSIGN: call {{.*}} @_ZN1AaSEOS_ |
| // CHECK-ASSIGN: call {{.*}} @_ZN1BaSEOS_ |
| // array loop |
| // CHECK-ASSIGN: br i1 |
| // CHECK-ASSIGN: call {{.*}} @_ZN1AaSEOS_ |
| |
| // VirtualWithEmptyBase move assignment operatpr |
| // CHECK-ASSIGN: define linkonce_odr {{.*}} @_ZN20VirtualWithEmptyBaseaSEOS_ |
| // CHECK-ASSIGN: store |
| // CHECK-ASSIGN-NEXT: store |
| // CHECK-ASSIGN-NOT: call |
| // CHECK-ASSIGN: ret |
| |
| // CHECK-ASSIGN: define linkonce_odr {{.*}} @_ZN1CaSEOS_ |
| // CHECK-ASSIGN: call {{.*}} @_ZN1AaSEOS_ |
| |
| // move ctors |
| |
| // CHECK-CTOR: define linkonce_odr {{.*}} @_ZN1HC2EOS_ |
| // CHECK-CTOR: call {{.*}} @_ZN1GC2EOS_ |
| // CHECK-CTOR: call {{.*}} @_ZN1FC1EOS_ |
| // CHECK-CTOR: call {{.*}} @_ZN1EC1EOS_ |
| // array loop |
| // CHECK-CTOR: call {{.*}} @_ZN1FC1EOS_ |
| // CHECK-CTOR: br i1 |
| |
| // CHECK-CTOR: define linkonce_odr {{.*}} @_ZN1GC2EOS_ |
| // CHECK-CTOR: call {{.*}} @_ZN1EC1EOS_ |