added constraints for std format

2 years ago · 5ef08f4172
parent 807ad65cca
commit 5ef08f4172
1 changed files with 1 additions and 0 deletions
--- a/include/spdlog/common.h
+++ b/include/spdlog/common.h
@ -162,6 +162,7 @@ struct format_string_wrapper
    {}
 #else
    template <typename S>
+    requires std::is_convertible_v<S, T>
    SPDLOG_CONSTEXPR format_string_wrapper(S fmtstr, details::source_location loc = details::source_location::current())
        : fmt_{fmtstr}
        , loc_{loc}