diff --git a/include/fmt/printf.h b/include/fmt/printf.h
index b8496b1c..9fa329b3 100644
--- a/include/fmt/printf.h
+++ b/include/fmt/printf.h
@@ -46,6 +46,9 @@ class printf_precision_handler {
   template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
   int operator()(T) {
     FMT_THROW(format_error("precision is not integer"));
+#if FMT_MSC_VER
+    return 0;
+#endif
   }
 };
 
@@ -166,6 +169,9 @@ template <typename Char> class printf_width_handler {
   template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)>
   unsigned operator()(T) {
     FMT_THROW(format_error("width is not integer"));
+#if FMT_MSC_VER
+    return 0;
+#endif
   }
 };