Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/concepts/req12.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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// PR c++/66218 // { dg-do compile { target c++17 } } // { dg-options "-fconcepts" } #include <type_traits> template <class T, class U> concept bool Same = std::is_same<T, U>::value; template <class T> concept bool C = requires(T t) { { t } -> Same<T>; }; template <class> constexpr bool f() { return false; } template <C> constexpr bool f() { return true; } static_assert(f<char>(), ""); static_assert(f<int>(), ""); static_assert(f<double>(), ""); int main() {}