libsanitizer/ubsan/ubsan_init_standalone_preinit.cc

   1 //===-- ubsan_init_standalone_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 // Initialization of standalone UBSan runtime.
   9 //
  10 //===----------------------------------------------------------------------===//
  11
  12 #include "ubsan_platform.h"
  13 #if !CAN_SANITIZE_UB
  14 #error "UBSan is not supported on this platform!"
  15 #endif
  16
  17 #include "sanitizer_common/sanitizer_internal_defs.h"
  18 #include "ubsan_init.h"
  19 #include "ubsan_signals_standalone.h"
  20
  21 #if SANITIZER_CAN_USE_PREINIT_ARRAY
  22
  23 namespace __ubsan {
  24
  25 static void PreInitAsStandalone() {
  26   InitAsStandalone();
  27   InitializeDeadlySignals();
  28 }
  29
  30 } // namespace __ubsan
  31
  32 __attribute__((section(".preinit_array"), used)) void (*__local_ubsan_preinit)(
  33     void) = __ubsan::PreInitAsStandalone;
  34 #endif // SANITIZER_CAN_USE_PREINIT_ARRAY