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comparison gcc/testsuite/g++.dg/cpp2a/is-constant-evaluated7.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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131:84e7813d76e9 145:1830386684a0
1 // P0595R2
2 // PR c++/88977
3 // { dg-do compile { target c++11 } }
4
5 namespace std {
6 constexpr inline bool
7 is_constant_evaluated () noexcept
8 {
9 return __builtin_is_constant_evaluated ();
10 }
11 }
12
13 template<bool B> constexpr bool foo () { return B; }
14
15 constexpr bool x = foo<std::is_constant_evaluated ()> ();
16 constexpr bool y = foo<__builtin_is_constant_evaluated ()> ();
17 static_assert (x, "");
18 static_assert (y, "");