Index: clang/lib/Driver/ToolChains/MinGW.cpp
===================================================================
--- clang/lib/Driver/ToolChains/MinGW.cpp
+++ clang/lib/Driver/ToolChains/MinGW.cpp
@@ -491,6 +491,7 @@
   Res |= SanitizerKind::Address;
   Res |= SanitizerKind::PointerCompare;
   Res |= SanitizerKind::PointerSubtract;
+  Res |= SanitizerKind::Vptr;
   return Res;
 }
 
Index: clang/test/Driver/mingw-sanitizers.c
===================================================================
--- clang/test/Driver/mingw-sanitizers.c
+++ clang/test/Driver/mingw-sanitizers.c
@@ -9,3 +9,5 @@
 // ASAN-X86_64: "{{[^"]*}}libclang_rt.asan_dynamic_runtime_thunk-x86_64.a"
 // ASAN-X86_64: "--require-defined" "__asan_seh_interceptor"
 // ASAN-X86_64: "--whole-archive" "{{.*}}libclang_rt.asan_dynamic_runtime_thunk-x86_64.a" "--no-whole-archive"
+
+// RUN: %clang -target x86_64-windows-gnu %s -### -fsanitize=vptr