diff options
Diffstat (limited to 'include/ftl/enum.h')
| -rw-r--r-- | include/ftl/enum.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/ftl/enum.h b/include/ftl/enum.h index 82af1d6cf8..075d12bd17 100644 --- a/include/ftl/enum.h +++ b/include/ftl/enum.h @@ -92,7 +92,7 @@ inline constexpr bool is_scoped_enum_v = is_scoped_enum<T>::value; // enum class E { A, B, C }; // static_assert(ftl::to_underlying(E::B) == 1); // -template <typename E> +template <typename E, typename = std::enable_if_t<std::is_enum_v<E>>> constexpr auto to_underlying(E v) { return static_cast<std::underlying_type_t<E>>(v); } |