Hi, On Monday, June 20th, 2022 at 17:57, Paul Eggert <eggert@xxxxxxxxxxx> wrote: > On 6/20/22 10:49, Carlos L. via GitGitGadget wrote: > > > + unsigned max_count; > > > Why not make this intmax_t? That way, you don't have to worry about > casting -1 to unsigned. Also on typical 64-bit machines you no longer > have to worry about mishandling counts greater than 232 (the limit > becomes 263 - 1 which is plenty). This does not work well with OPTION_INTEGER, since it assumes the value to be int-sized: parse-options.c: 219 *(int *)opt->value = strtol(arg, (char **)&s, 10); I also wanted to avoid using signed int so both sides of the comparison with `count` in grep_source_1() have the same sign.