Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/diagnostic/pr80473.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// { dg-options "-Wall -w" } // { dg-do compile { target c++11 } } // { dg-bogus "over-aligned new" "PR c++/80473" { target *-*-* } 0 } template<typename T> T&& declval(); template<typename T, typename U, typename = void> struct is_constructible { enum { value = 0 }; }; template<typename T, typename U> struct is_constructible<T, U, decltype(::new T(declval<U>()), void())> { enum { value = 1 }; }; struct alignas(64) A { int i; }; constexpr bool b = is_constructible<A, A>::value;