libsanitizer/asan/asan_init_version.h

   1 //===-- asan_init_version.h -------------------------------------*- C++ -*-===//
   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 // This header defines a versioned __asan_init function to be called at the
  11 // startup of the instrumented program.
  12 //===----------------------------------------------------------------------===//
  13 #ifndef ASAN_INIT_VERSION_H
  14 #define ASAN_INIT_VERSION_H
  15
  16 extern "C" {
  17   // Every time the ASan ABI changes we also change the version number in the
  18   // __asan_init function name.  Objects built with incompatible ASan ABI
  19   // versions will not link with run-time.
  20   // Changes between ABI versions:
  21   // v1=>v2: added 'module_name' to __asan_global
  22   // v2=>v3: stack frame description (created by the compiler)
  23   //         contains the function PC as the 3-rd field (see
  24   //         DescribeAddressIfStack).
  25   // v3=>v4: added '__asan_global_source_location' to __asan_global.
  26   #define __asan_init __asan_init_v4
  27   #define __asan_init_name "__asan_init_v4"
  28 }
  29
  30 #endif  // ASAN_INIT_VERSION_H