diff --git a/include/fmt/compile.h b/include/fmt/compile.h
index 8ce043f6..b2bf1ba1 100644
--- a/include/fmt/compile.h
+++ b/include/fmt/compile.h
@@ -589,12 +589,10 @@ void print(const S& format_str, const Args&... args) {
 
 #if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS
 inline namespace literals {
-template <detail_exported::fixed_string Str>
-constexpr detail::udl_compiled_string<
-    remove_cvref_t<decltype(Str.data[0])>,
-    sizeof(Str.data) / sizeof(decltype(Str.data[0])), Str>
-operator""_cf() {
-  return {};
+template <detail_exported::fixed_string Str> constexpr auto operator""_cf() {
+  using char_t = remove_cvref_t<decltype(Str.data[0])>;
+  return detail::udl_compiled_string<char_t, sizeof(Str.data) / sizeof(char_t),
+                                     Str>();
 }
 }  // namespace literals
 #endif
diff --git a/include/fmt/format.h b/include/fmt/format.h
index ca9da512..7c469985 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -894,7 +894,6 @@ FMT_DEPRECATED FMT_INLINE auto make_args_checked(
   return {args...};
 }
 
-// compile-time support
 namespace detail_exported {
 #if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS
 template <typename Char, size_t N> struct fixed_string {
@@ -902,7 +901,7 @@ template <typename Char, size_t N> struct fixed_string {
     detail::copy_str<Char, const Char*, Char*>(static_cast<const Char*>(str),
                                                str + N, data);
   }
-  Char data[N]{};
+  Char data[N] = {};
 };
 #endif
 
@@ -3151,7 +3150,8 @@ void vformat_to(
     buffer_context<Char> context;
 
     format_handler(buffer_appender<Char> p_out, basic_string_view<Char> str,
-                   basic_format_args<buffer_context<Char>> p_args, locale_ref p_loc)
+                   basic_format_args<buffer_context<Char>> p_args,
+                   locale_ref p_loc)
         : parse_context(str), context(p_out, p_args, p_loc) {}
 
     void on_text(const Char* begin, const Char* end) {