diff options
Diffstat (limited to 'absl/utility')
| -rw-r--r-- | absl/utility/utility.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/absl/utility/utility.h b/absl/utility/utility.h index 1943c4acb577..5b9b84e05d84 100644 --- a/absl/utility/utility.h +++ b/absl/utility/utility.h @@ -161,7 +161,7 @@ ABSL_INTERNAL_INLINE_CONSTEXPR(in_place_t, in_place, {}); #endif // ABSL_HAVE_STD_OPTIONAL -#ifdef ABSL_HAVE_STD_ANY +#if defined(ABSL_HAVE_STD_ANY) || defined(ABSL_HAVE_STD_VARIANT) using std::in_place_type_t; #else @@ -172,7 +172,11 @@ using std::in_place_type_t; // for C++17's `std::in_place_type_t`. template <typename T> struct in_place_type_t {}; -#endif // ABSL_HAVE_STD_ANY +#endif // ABSL_HAVE_STD_ANY || ABSL_HAVE_STD_VARIANT + +#ifdef ABSL_HAVE_STD_VARIANT +using std::in_place_index_t; +#else // in_place_index_t // @@ -181,6 +185,7 @@ struct in_place_type_t {}; // for C++17's `std::in_place_index_t`. template <size_t I> struct in_place_index_t {}; +#endif // ABSL_HAVE_STD_VARIANT // Constexpr move and forward |