Gabriel B. has submitted this change. ( https://gem5-review.googlesource.com/c/public/gem5/+/71839?usp=email ) Change subject: base: define is_std_hash_enabled type trait ...................................................................... base: define is_std_hash_enabled type trait Change-Id: I7ffb7f80a90006d6b8cd42bdf3d63e34c6dbda01 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/71839 Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu> Tested-by: kokoro <noreply+kokoro@google.com> Maintainer: Bobby Bruce <bbruce@ucdavis.edu> --- M src/base/type_traits.hh 1 file changed, 11 insertions(+), 0 deletions(-) Approvals: Bobby Bruce: Looks good to me, approved; Looks good to me, approved kokoro: Regressions pass diff --git a/src/base/type_traits.hh b/src/base/type_traits.hh index a42f786..fd13044 100644 --- a/src/base/type_traits.hh +++ b/src/base/type_traits.hh @@ -105,6 +105,17 @@ template <typename T> constexpr bool is_iterable_v = is_iterable<T>::value; +// std::hash-enabled type trait +template <typename, typename = void> +struct is_std_hash_enabled: std::false_type {}; + +template <typename T> +struct is_std_hash_enabled<T, + std::void_t<decltype(std::hash<T>())>>: std::true_type {}; + +template <typename T> +constexpr bool is_std_hash_enabled_v = is_std_hash_enabled<T>::value; + } // namespace gem5 #endif // BASE_TYPETRAITS_HH -- To view, visit https://gem5-review.googlesource.com/c/public/gem5/+/71839?usp=email To unsubscribe, or for help writing mail filters, visit https://gem5-review.googlesource.com/settings?usp=email Gerrit-MessageType: merged Gerrit-Project: public/gem5 Gerrit-Branch: develop Gerrit-Change-Id: I7ffb7f80a90006d6b8cd42bdf3d63e34c6dbda01 Gerrit-Change-Number: 71839 Gerrit-PatchSet: 4 Gerrit-Owner: Gabriel B. <gabriel.busnot@arteris.com> Gerrit-Reviewer: Bobby Bruce <bbruce@ucdavis.edu> Gerrit-Reviewer: Daniel Carvalho <odanrc@yahoo.com.br> Gerrit-Reviewer: Gabriel B. <gabriel.busnot@arteris.com> Gerrit-Reviewer: kokoro <noreply+kokoro@google.com> Gerrit-CC: kokoro <noreply+kokoro@google.com>