gcc/libsanitizer/tsan/tsan_preinit.cpp
Martin Liska b667dd7017 Libsanitizer merge from trunk r368656.
2019-08-14  Martin Liska  <mliska@suse.cz>

	PR sanitizer/89832
	PR sanitizer/91325
	* All source files: Merge from upstream 368656.

From-SVN: r274426
2019-08-14 08:47:11 +00:00

27 lines
1021 B
C++

//===-- tsan_preinit.cpp --------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer.
//
// Call __tsan_init at the very early stage of process startup.
//===----------------------------------------------------------------------===//
#include "sanitizer_common/sanitizer_internal_defs.h"
#include "tsan_interface.h"
#if SANITIZER_CAN_USE_PREINIT_ARRAY
// The symbol is called __local_tsan_preinit, because it's not intended to be
// exported.
// This code linked into the main executable when -fsanitize=thread is in
// the link flags. It can only use exported interface functions.
__attribute__((section(".preinit_array"), used))
void (*__local_tsan_preinit)(void) = __tsan_init;
#endif