Workaround a compilation error on gcc 9.4

fmtlib · Jan 18, 2025 · 5f0572a · 5f0572a
1 parent 898d438
commit 5f0572a
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/include/fmt/format.h b/include/fmt/format.h
@@ -227,7 +227,9 @@ FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) {
 #if defined(FMT_USE_STRING_VIEW)
 template <typename Char> using std_string_view = std::basic_string_view<Char>;
 #else
-template <typename T> struct std_string_view {};
+template <typename Char> struct std_string_view {
+  operator basic_string_view<Char>() const;
+};
 #endif
 
 template <typename Char, Char... C> struct string_literal {