1 //===-- aligned_storage 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 9 #ifndef LLVM_LIBC_SRC___SUPPORT_CPP_TYPE_TRAITS_ALIGNED_STORAGE_H 10 #define LLVM_LIBC_SRC___SUPPORT_CPP_TYPE_TRAITS_ALIGNED_STORAGE_H 11 12 #include "src/__support/macros/config.h" 13 #include <stddef.h> // size_t 14 15 namespace LIBC_NAMESPACE_DECL { 16 namespace cpp { 17 18 template <size_t Len, size_t Align> struct aligned_storage { 19 struct type { 20 alignas(Align) unsigned char data[Len]; 21 }; 22 }; 23 24 template <size_t Len, size_t Align> 25 using aligned_storage_t = typename aligned_storage<Len, Align>::type; 26 27 } // namespace cpp 28 } // namespace LIBC_NAMESPACE_DECL 29 30 #endif // LLVM_LIBC_SRC___SUPPORT_CPP_TYPE_TRAITS_ALIGNED_STORAGE_H 31