[ubsan] Add support for -fsanitize-blacklist

llvm-svn: 172808

1 files changed, 7 insertions, 1 deletions

diff --git a/clang/lib/Basic/LangOptions.cpp b/clang/lib/Basic/LangOptions.cpp
index 991992a477e..e18d9256f50 100644
--- a/clang/lib/Basic/LangOptions.cpp
+++ b/clang/lib/Basic/LangOptions.cpp
@@ -14,10 +14,14 @@
 
 using namespace clang;
 
+const SanitizerOptions SanitizerOptions::Disabled = {};
+
 LangOptions::LangOptions() {
 #define LANGOPT(Name, Bits, Default, Description) Name = Default;
 #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) set##Name(Default);
 #include "clang/Basic/LangOptions.def"
+
+  Sanitize = SanitizerOptions::Disabled;
 }
 
 void LangOptions::resetNonModularOptions() {
@@ -26,7 +30,9 @@ void LangOptions::resetNonModularOptions() {
 #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) \
   Name = Default;
 #include "clang/Basic/LangOptions.def"
-  
+
+  Sanitize = SanitizerOptions::Disabled;
+
   CurrentModule.clear();
 }