Tiny optimization

Don't check for aliases if we know it's the flag's name already

Author: ej-shafran

flag.h

@@ -233,7 +233,8 @@ bool flag_parse(int argc, char **argv)
         for (size_t i = 0; i < c->flags_count; ++i) {
             bool is_name = strcmp(c->flags[i].name, flag) == 0;
             bool is_alias = false;
-            for (size_t j = 0; !is_alias && j < c->flags[i].alias_count; ++j) {
+            for (size_t j = 0;
+                 !is_name && !is_alias && j < c->flags[i].alias_count; ++j) {
                 if (strcmp(c->flags[i].aliases[j], flag) == 0)
                     is_alias = true;
             }