diff --git a/clang/test/CodeGen/bmi2-builtins.c b/clang/test/CodeGen/bmi2-builtins.c
index 201cac63b9fe..294459bd83d5 100644
--- a/clang/test/CodeGen/bmi2-builtins.c
+++ b/clang/test/CodeGen/bmi2-builtins.c
@@ -48,6 +48,6 @@ unsigned long long test_pext_u64(unsigned long long __X, unsigned long long __Y)
 unsigned long long test_mulx_u64(unsigned long long __X, unsigned long long __Y,
                                  unsigned long long *__P) {
   // CHECK: @test_mulx_u64
-  // CHECK: mul i128
+  // CHECK: mul nuw i128
   return _mulx_u64(__X, __Y, __P);
 }
diff --git a/clang/test/CodeGen/ms-intrinsics.c b/clang/test/CodeGen/ms-intrinsics.c
index ce902c99b690..4498b34bc48d 100644
--- a/clang/test/CodeGen/ms-intrinsics.c
+++ b/clang/test/CodeGen/ms-intrinsics.c
@@ -67,7 +67,7 @@ unsigned __int64 test__umulh(unsigned __int64 a, unsigned __int64 b) {
   return __umulh(a, b);
 }
 // CHECK-X64-LABEL: define i64 @test__umulh(i64 %a, i64 %b)
-// CHECK-X64: = mul i128 %
+// CHECK-X64: = mul nuw i128 %
 
 #endif