diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -963,7 +963,7 @@
     endif()
     if (LLVM_USE_SANITIZER MATCHES ".*Undefined.*") 
       if (NOT CLANG_CL)
-        message(FATAL_ERROR "This sanitizer only supported in the clang-cl: Undefined")
+        message(FATAL_ERROR "This sanitizer is only supported by clang-cl: Undefined")
       endif()
       append("-D_ITERATOR_DEBUG_LEVEL=0" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
       append(${LLVM_UBSAN_FLAGS} CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
diff --git a/llvm/utils/sanitizers/ubsan_ignorelist.txt b/llvm/utils/sanitizers/ubsan_ignorelist.txt
--- a/llvm/utils/sanitizers/ubsan_ignorelist.txt
+++ b/llvm/utils/sanitizers/ubsan_ignorelist.txt
@@ -20,4 +20,4 @@
 src:*/ADT/StringMap.h
 src:*/Support/AllocatorBase.h
 src:*/ADT/StringMapEntry.h
-src:*/ADT/SmallPtrSet.h
\ No newline at end of file
+src:*/ADT/SmallPtrSet.h