1*a7c257b0Skamil //===-- asan_preinit.cc ---------------------------------------------------===// 2*a7c257b0Skamil // 3*a7c257b0Skamil // The LLVM Compiler Infrastructure 4*a7c257b0Skamil // 5*a7c257b0Skamil // This file is distributed under the University of Illinois Open Source 6*a7c257b0Skamil // License. See LICENSE.TXT for details. 7*a7c257b0Skamil // 8*a7c257b0Skamil //===----------------------------------------------------------------------===// 9*a7c257b0Skamil // 10*a7c257b0Skamil // This file is a part of AddressSanitizer, an address sanity checker. 11*a7c257b0Skamil // 12*a7c257b0Skamil // Call __asan_init at the very early stage of process startup. 13*a7c257b0Skamil //===----------------------------------------------------------------------===// 14*a7c257b0Skamil #include "asan_internal.h" 15*a7c257b0Skamil 16*a7c257b0Skamil using namespace __asan; 17*a7c257b0Skamil 18*a7c257b0Skamil #if SANITIZER_CAN_USE_PREINIT_ARRAY 19*a7c257b0Skamil // The symbol is called __local_asan_preinit, because it's not intended to be 20*a7c257b0Skamil // exported. 21*a7c257b0Skamil // This code linked into the main executable when -fsanitize=address is in 22*a7c257b0Skamil // the link flags. It can only use exported interface functions. 23*a7c257b0Skamil __attribute__((section(".preinit_array"), used)) 24*a7c257b0Skamil void (*__local_asan_preinit)(void) = __asan_init; 25*a7c257b0Skamil #endif 26