diff options
Diffstat (limited to 'contrib/compiler-rt/lib/asan/asan_win_weak_interception.cc')
| -rw-r--r-- | contrib/compiler-rt/lib/asan/asan_win_weak_interception.cc | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/contrib/compiler-rt/lib/asan/asan_win_weak_interception.cc b/contrib/compiler-rt/lib/asan/asan_win_weak_interception.cc new file mode 100644 index 000000000000..ca26f914cf5f --- /dev/null +++ b/contrib/compiler-rt/lib/asan/asan_win_weak_interception.cc @@ -0,0 +1,23 @@ +//===-- asan_win_weak_interception.cc -------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// This module should be included in Address Sanitizer when it is implemented as +// a shared library on Windows (dll), in order to delegate the calls of weak +// functions to the implementation in the main executable when a strong +// definition is provided. +//===----------------------------------------------------------------------===// +#ifdef SANITIZER_DYNAMIC +#include "sanitizer_common/sanitizer_win_weak_interception.h" +#include "asan_interface_internal.h" +// Check if strong definitions for weak functions are present in the main +// executable. If that is the case, override dll functions to point to strong +// implementations. +#define INTERFACE_FUNCTION(Name) +#define INTERFACE_WEAK_FUNCTION(Name) INTERCEPT_SANITIZER_WEAK_FUNCTION(Name) +#include "asan_interface.inc" +#endif // SANITIZER_DYNAMIC |