xref: /llvm-project/libc/src/__support/CPP/type_traits/remove_extent.h (revision 5ff3ff33ff930e4ec49da7910612d8a41eb068cb)
1 //===-- remove_extent type_traits -------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 #ifndef LLVM_LIBC_SRC___SUPPORT_CPP_TYPE_TRAITS_REMOVE_EXTENT_H
9 #define LLVM_LIBC_SRC___SUPPORT_CPP_TYPE_TRAITS_REMOVE_EXTENT_H
10 
11 #include "src/__support/CPP/type_traits/type_identity.h"
12 #include "src/__support/macros/config.h"
13 #include "stddef.h" // size_t
14 
15 namespace LIBC_NAMESPACE_DECL {
16 namespace cpp {
17 
18 // remove_extent
19 template <class T> struct remove_extent : cpp::type_identity<T> {};
20 template <class T> struct remove_extent<T[]> : cpp::type_identity<T> {};
21 template <class T, size_t N>
22 struct remove_extent<T[N]> : cpp::type_identity<T> {};
23 template <class T> using remove_extent_t = typename remove_extent<T>::type;
24 
25 } // namespace cpp
26 } // namespace LIBC_NAMESPACE_DECL
27 
28 #endif // LLVM_LIBC_SRC___SUPPORT_CPP_TYPE_TRAITS_REMOVE_EXTENT_H
29