28 lines · cpp
1//===-- Implementation of wmemmove ----------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/wchar/wmemmove.h"10 11#include "hdr/types/size_t.h"12#include "hdr/types/wchar_t.h"13#include "src/__support/common.h"14#include "src/__support/macros/null_check.h"15 16namespace LIBC_NAMESPACE_DECL {17 18LLVM_LIBC_FUNCTION(wchar_t *, wmemmove,19 (wchar_t * dest, const wchar_t *src, size_t n)) {20 LIBC_CRASH_ON_NULLPTR(dest);21 LIBC_CRASH_ON_NULLPTR(src);22 23 __builtin_memmove(dest, src, n * sizeof(wchar_t));24 return dest;25}26 27} // namespace LIBC_NAMESPACE_DECL28