src/libcompiler_builtins/compiler-rt/lib/ubsan/ubsan_win_weak_interception.cc

   1 //===-- ubsan_win_weak_interception.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 // This module should be included in Ubsan when it is implemented as a shared
  10 // library on Windows (dll), in order to delegate the calls of weak functions to
  11 // the implementation in the main executable when a strong definition is
  12 // provided.
  13 //===----------------------------------------------------------------------===//
  14 #ifdef SANITIZER_DYNAMIC
  15 #include "sanitizer_common/sanitizer_win_weak_interception.h"
  16 #include "ubsan_flags.h"
  17 // Check if strong definitions for weak functions are present in the main
  18 // executable. If that is the case, override dll functions to point to strong
  19 // implementations.
  20 #define INTERFACE_FUNCTION(Name)
  21 #define INTERFACE_WEAK_FUNCTION(Name) INTERCEPT_SANITIZER_WEAK_FUNCTION(Name)
  22 #include "ubsan_interface.inc"
  23 #endif // SANITIZER_DYNAMIC