1//===-- tsan_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 ThreadSanitizer.
10//
11// Call __tsan_init at the very early stage of process startup.
12//===----------------------------------------------------------------------===//
13
14#include "sanitizer_common/sanitizer_internal_defs.h"
15#include "tsan_interface.h"
16
17#if SANITIZER_CAN_USE_PREINIT_ARRAY
18
19// This section is linked into the main executable when -fsanitize=thread is
20// specified to perform initialization at a very early stage.
21__attribute__((section(".preinit_array"), used)) static auto preinit =
22 __tsan_init;
23
24#endif
25