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From: Jonathan Wakely <redi@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r13-3060] libstdc++: Enable std::hash<coroutine_handle<P>> [PR107139] Date: Tue, 4 Oct 2022 14:07:09 +0000 (GMT) [thread overview] Message-ID: <20221004140709.9A1F83858011@sourceware.org> (raw) https://gcc.gnu.org/g:b74ab7a1609f01afaab9b82cfabfb96ae9e1145d commit r13-3060-gb74ab7a1609f01afaab9b82cfabfb96ae9e1145d Author: Jonathan Wakely <jwakely@redhat.com> Date: Tue Oct 4 09:37:14 2022 +0100 libstdc++: Enable std::hash<coroutine_handle<P>> [PR107139] Everything that <coroutine> depends on is available for freestanding now. libstdc++-v3/ChangeLog: PR libstdc++/107139 * include/std/coroutine: Remove all _GLIBCXXHOSTED preprocessor conditionals. Diff: --- libstdc++-v3/include/std/coroutine | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/libstdc++-v3/include/std/coroutine b/libstdc++-v3/include/std/coroutine index f4189c7e3fc..ebaf11d701f 100644 --- a/libstdc++-v3/include/std/coroutine +++ b/libstdc++-v3/include/std/coroutine @@ -39,7 +39,7 @@ # include <compare> #endif -#if !defined __cpp_lib_three_way_comparison && _GLIBCXX_HOSTED +#if !defined __cpp_lib_three_way_comparison # include <bits/stl_function.h> // for std::less #endif @@ -165,11 +165,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION constexpr bool operator<(coroutine_handle<> __a, coroutine_handle<> __b) noexcept { -#if _GLIBCXX_HOSTED return less<void*>()(__a.address(), __b.address()); -#else - return (__UINTPTR_TYPE__)__a.address() < (__UINTPTR_TYPE__)__b.address(); -#endif } constexpr bool @@ -343,7 +339,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } // namespace __n4861 -#if _GLIBCXX_HOSTED template<typename _Tp> struct hash; template<typename _Promise> @@ -355,10 +350,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION return reinterpret_cast<size_t>(__h.address()); } }; -#endif #else -#error "the coroutine header requires -fcoroutines" +#error "the <coroutine> header requires -fcoroutines" #endif _GLIBCXX_END_NAMESPACE_VERSION
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