diff options
Diffstat (limited to 'clang/test/CXX/special/class.copy/implicit-move-def.cpp')
-rw-r--r-- | clang/test/CXX/special/class.copy/implicit-move-def.cpp | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/clang/test/CXX/special/class.copy/implicit-move-def.cpp b/clang/test/CXX/special/class.copy/implicit-move-def.cpp new file mode 100644 index 0000000..5c54aea --- /dev/null +++ b/clang/test/CXX/special/class.copy/implicit-move-def.cpp @@ -0,0 +1,117 @@ +// RUN: %clang_cc1 -emit-llvm -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-ASSIGN %s +// RUN: %clang_cc1 -emit-llvm -o - -std=c++11 %s | FileCheck -check-prefix=CHECK-ASSIGN %s +// RUN: %clang_cc1 -emit-llvm -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: br i1 +// CHECK-CTOR: call {{.*}} @_ZN1FC1EOS_ + +// CHECK-CTOR: define linkonce_odr {{.*}} @_ZN1GC2EOS_ +// CHECK-CTOR: call {{.*}} @_ZN1EC1EOS_ |