Merge dc8f04a5c9 into 7a9c1ba190

fmt/printf.h

@@ -125,7 +125,14 @@ class ArgConverter : public ArgVisitor<ArgConverter<T>, void> {
     using internal::Arg;
     typedef typename internal::Conditional<
         is_same<T, void>::value, U, T>::type TargetType;
+#if defined(_MSC_VER)
+#pragma warning(push)
+#pragma warning(disable: 4127)
+#endif
     if (sizeof(TargetType) <= sizeof(int)) {
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
       // Extra casts are used to silence warnings.
       if (is_signed) {
         arg_.type = Arg::INT;