diff --git a/compiler-rt/lib/sanitizer_common/CMakeLists.txt b/compiler-rt/lib/sanitizer_common/CMakeLists.txt
index b7628551be81..d3e5707b8fc9 100644
--- a/compiler-rt/lib/sanitizer_common/CMakeLists.txt
+++ b/compiler-rt/lib/sanitizer_common/CMakeLists.txt
@@ -49,7 +49,9 @@ set(SANITIZER_HEADERS
   sanitizer_symbolizer.h
   )
 
-set(SANITIZER_CFLAGS ${SANITIZER_COMMON_CFLAGS})
+set(SANITIZER_CFLAGS
+  ${SANITIZER_COMMON_CFLAGS}
+  -fno-rtti)
 
 set(SANITIZER_RUNTIME_LIBRARIES)
 if(APPLE)