1*7c3d14c8STreehugger Robot //===-- tsan_preinit.cc ---------------------------------------------------===// 2*7c3d14c8STreehugger Robot // 3*7c3d14c8STreehugger Robot // The LLVM Compiler Infrastructure 4*7c3d14c8STreehugger Robot // 5*7c3d14c8STreehugger Robot // This file is distributed under the University of Illinois Open Source 6*7c3d14c8STreehugger Robot // License. See LICENSE.TXT for details. 7*7c3d14c8STreehugger Robot // 8*7c3d14c8STreehugger Robot //===----------------------------------------------------------------------===// 9*7c3d14c8STreehugger Robot // 10*7c3d14c8STreehugger Robot // This file is a part of ThreadSanitizer. 11*7c3d14c8STreehugger Robot // 12*7c3d14c8STreehugger Robot // Call __tsan_init at the very early stage of process startup. 13*7c3d14c8STreehugger Robot //===----------------------------------------------------------------------===// 14*7c3d14c8STreehugger Robot 15*7c3d14c8STreehugger Robot #include "sanitizer_common/sanitizer_internal_defs.h" 16*7c3d14c8STreehugger Robot #include "tsan_interface.h" 17*7c3d14c8STreehugger Robot 18*7c3d14c8STreehugger Robot #if SANITIZER_CAN_USE_PREINIT_ARRAY 19*7c3d14c8STreehugger Robot 20*7c3d14c8STreehugger Robot // The symbol is called __local_tsan_preinit, because it's not intended to be 21*7c3d14c8STreehugger Robot // exported. 22*7c3d14c8STreehugger Robot // This code linked into the main executable when -fsanitize=thread is in 23*7c3d14c8STreehugger Robot // the link flags. It can only use exported interface functions. 24*7c3d14c8STreehugger Robot __attribute__((section(".preinit_array"), used)) 25*7c3d14c8STreehugger Robot void (*__local_tsan_preinit)(void) = __tsan_init; 26*7c3d14c8STreehugger Robot 27*7c3d14c8STreehugger Robot #endif 28