[Sanitizer] Add UNREACHABLE(msg) macro

llvm-svn: 165492
2012-10-09 08:42:07 +00:00 · 2012-10-09 08:42:07 +00:00 · 3a0a88fe0a
parent 3b861ec989
commit 3a0a88fe0a
1 changed files with 6 additions and 1 deletions
--- a/compiler-rt/lib/sanitizer_common/sanitizer_internal_defs.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_internal_defs.h
@ -130,7 +130,12 @@ void NORETURN CheckFailed(const char *file, int line, const char *cond,
 #define DCHECK_GE(a, b)
 #endif

-#define UNIMPLEMENTED() CHECK("unimplemented" && 0)
+#define UNREACHABLE(msg) do { \
+  CHECK(0 && msg); \
+  Die(); \
+} while(0)
+
+#define UNIMPLEMENTED() UNREACHABLE("unimplemented")

 #define COMPILER_CHECK(pred) IMPL_COMPILER_ASSERT(pred, __LINE__)