Method operator ==

unittests/catch.hpp:6668–6670

        return file[0] == '\0';
    }
    bool SourceLineInfo::operator == ( SourceLineInfo const& other ) const noexcept {
        return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0);
    }
    bool SourceLineInfo::operator < ( SourceLineInfo const& other ) const noexcept {
        return line < other.line || ( line == other.line && (std::strcmp(file, other.file) < 0));
    }