contrib/compiler-rt/lib/ubsan/ubsan_init_standalone_preinit.cc

   1 //===-- ubsan_init_standalone_preinit.cc ---------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // Initialization of standalone UBSan runtime.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "ubsan_platform.h"
  15 #if !CAN_SANITIZE_UB
  16 #error "UBSan is not supported on this platform!"
  17 #endif
  18
  19 #include "sanitizer_common/sanitizer_internal_defs.h"
  20 #include "ubsan_init.h"
  21 #include "ubsan_signals_standalone.h"
  22
  23 #if SANITIZER_CAN_USE_PREINIT_ARRAY
  24
  25 namespace __ubsan {
  26
  27 static void PreInitAsStandalone() {
  28   InitAsStandalone();
  29   InitializeDeadlySignals();
  30 }
  31
  32 } // namespace __ubsan
  33
  34 __attribute__((section(".preinit_array"), used)) void (*__local_ubsan_preinit)(
  35     void) = __ubsan::PreInitAsStandalone;
  36 #endif // SANITIZER_CAN_USE_PREINIT_ARRAY