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