1 //===-- asan_preinit.cc ---------------------------------------------------===// 2 // 3 // This file is distributed under the University of Illinois Open Source 4 // License. See LICENSE.TXT for details. 5 // 6 //===----------------------------------------------------------------------===// 7 // 8 // This file is a part of AddressSanitizer, an address sanity checker. 9 // 10 // Call __asan_init at the very early stage of process startup. 11 //===----------------------------------------------------------------------===// 12 #include "asan_internal.h" 13 14 using namespace __asan; 15 16 #if SANITIZER_CAN_USE_PREINIT_ARRAY 17 // The symbol is called __local_asan_preinit, because it's not intended to be 18 // exported. 19 // This code linked into the main executable when -fsanitize=address is in 20 // the link flags. It can only use exported interface functions. 21 __attribute__((section(".preinit_array"), used)) 22 void (*__local_asan_preinit)(void) = __asan_init; 23 #endif 24