diff options
| -rw-r--r-- | llvm/include/llvm/ADT/STLExtras.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/llvm/include/llvm/ADT/STLExtras.h b/llvm/include/llvm/ADT/STLExtras.h index ed77385c71a..57af18e303b 100644 --- a/llvm/include/llvm/ADT/STLExtras.h +++ b/llvm/include/llvm/ADT/STLExtras.h @@ -203,18 +203,18 @@ template <class T, T... I> struct integer_sequence { static LLVM_CONSTEXPR size_t size() { return sizeof...(I); } }; +/// \brief Alias for the common case of a sequence of size_ts. +template <size_t... I> +struct index_sequence : integer_sequence<std::size_t, I...> {}; + template <std::size_t N, std::size_t... I> struct build_index_impl : build_index_impl<N - 1, N - 1, I...> {}; template <std::size_t... I> -struct build_index_impl<0, I...> : integer_sequence<std::size_t, I...> {}; - -/// \brief Alias for the common case of a sequence of size_ts. -template <size_t... I> -using index_sequence = integer_sequence<std::size_t, I...>; +struct build_index_impl<0, I...> : index_sequence<I...> {}; /// \brief Creates a compile-time integer sequence for a parameter pack. template <class... Ts> -using index_sequence_for = build_index_impl<sizeof...(Ts)>; +struct index_sequence_for : build_index_impl<sizeof...(Ts)> {}; //===----------------------------------------------------------------------===// // Extra additions for arrays |
