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From: Ken Matsui <kmatsui@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc(refs/users/kmatsui/heads/use-is_enum)] libstdc++: use __is_enum built-in trait Date: Sat, 8 Jul 2023 04:50:33 +0000 (GMT) [thread overview] Message-ID: <20230708045033.9FEDB3857359@sourceware.org> (raw) https://gcc.gnu.org/g:24cdd67a945c6fdb42269674fe8a792432508f0f commit 24cdd67a945c6fdb42269674fe8a792432508f0f Author: Ken Matsui <kmatsui@gcc.gnu.org> Date: Sun Jul 2 18:12:30 2023 -0700 libstdc++: use __is_enum built-in trait This patch replaces is_enum<T>::value with __is_enum built-in trait in the type_traits header. libstdc++-v3/ChangeLog: * include/std/type_traits (__make_unsigned_selector): Use __is_enum built-in trait. (__make_signed_selector): Likewise. (__underlying_type_impl): Likewise. Signed-off-by: Ken Matsui <kmatsui@gcc.gnu.org> Diff: --- libstdc++-v3/include/std/type_traits | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits index 0e7a9c9c7f3..9f086992ebc 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -1740,7 +1740,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Select between integral and enum: not possible to be both. template<typename _Tp, bool _IsInt = is_integral<_Tp>::value, - bool _IsEnum = is_enum<_Tp>::value> + bool _IsEnum = __is_enum(_Tp)> class __make_unsigned_selector; template<typename _Tp> @@ -1900,7 +1900,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Select between integral and enum: not possible to be both. template<typename _Tp, bool _IsInt = is_integral<_Tp>::value, - bool _IsEnum = is_enum<_Tp>::value> + bool _IsEnum = __is_enum(_Tp)> class __make_signed_selector; template<typename _Tp> @@ -2353,7 +2353,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION struct __common_type_fold<_CTp, _Rp, void> { }; - template<typename _Tp, bool = is_enum<_Tp>::value> + template<typename _Tp, bool = __is_enum(_Tp)> struct __underlying_type_impl { using type = __underlying_type(_Tp);
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