1//===-- asan_preinit.cpp --------------------------------------------------===//
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// This file is a part of AddressSanitizer, an address sanity checker.
10//
11// Call __asan_init at the very early stage of process startup.
12//===----------------------------------------------------------------------===//
13#include "asan_internal.h"
14
15using namespace __asan;
16
17#if SANITIZER_CAN_USE_PREINIT_ARRAY
18  // The symbol is called __local_asan_preinit, because it's not intended to be
19  // exported.
20  // This code linked into the main executable when -fsanitize=address is in
21  // the link flags. It can only use exported interface functions.
22  __attribute__((section(".preinit_array"), used))
23  void (*__local_asan_preinit)(void) = __asan_init;
24#endif
25