Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp0x/Wredundant-move6.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | |
children |
line wrap: on
line source
// PR c++/87882 // { dg-do compile { target c++11 } } // { dg-options "-Wredundant-move" } // Define std::move. namespace std { template<typename _Tp> struct remove_reference { typedef _Tp type; }; template<typename _Tp> struct remove_reference<_Tp&> { typedef _Tp type; }; template<typename _Tp> struct remove_reference<_Tp&&> { typedef _Tp type; }; template<typename _Tp> constexpr typename std::remove_reference<_Tp>::type&& move(_Tp&& __t) noexcept { return static_cast<typename std::remove_reference<_Tp>::type&&>(__t); } } struct Foo { Foo Bar() { return std::move(*this); // { dg-bogus "redundant move in return statement" } } Foo Baz() { return *this; } int i; }; void Move(Foo & f) { f = Foo{}.Bar(); } void NoMove(Foo & f) { f = Foo{}.Baz(); }