2643 bt_regfree(regprog_T *prog)  in bt_regfree()  argument
2645     vim_free(prog);  in bt_regfree()
4731     bt_regprog_T	*prog,  in regtry()  argument
4740     rex.need_clear_zsubexpr = (prog->reghasz == REX_SET);  in regtry()
4743     if (regmatch(prog->program + 1, tm, timed_out) == 0)  in regtry()
4775     if (prog->reghasz == REX_SET)  in regtry()
4821     bt_regprog_T    *prog;  in bt_regexec_both()  local
4847 	prog = (bt_regprog_T *)rex.reg_mmatch->regprog;  in bt_regexec_both()
4854 	prog = (bt_regprog_T *)rex.reg_match->regprog;  in bt_regexec_both()
4860     if (prog == NULL || line == NULL)  in bt_regexec_both()
4875     if (prog->regflags & RF_ICASE)  in bt_regexec_both()
4877     else if (prog->regflags & RF_NOICASE)  in bt_regexec_both()
4881     if (prog->regflags & RF_ICOMBINE)  in bt_regexec_both()
4885     if (prog->regmust != NULL)  in bt_regexec_both()
4890 	    c = (*mb_ptr2char)(prog->regmust);  in bt_regexec_both()
4892 	    c = *prog->regmust;  in bt_regexec_both()
4900 		if (cstrncmp(s, prog->regmust, &prog->regmlen) == 0)  in bt_regexec_both()
4907 		if (cstrncmp(s, prog->regmust, &prog->regmlen) == 0)  in bt_regexec_both()
4914 		if (cstrncmp(s, prog->regmust, &prog->regmlen) == 0)  in bt_regexec_both()
4927     if (prog->reganch)  in bt_regexec_both()
4935 	if (prog->regstart == NUL  in bt_regexec_both()
4936 		|| prog->regstart == c  in bt_regexec_both()
4938 		    && (((enc_utf8 && utf_fold(prog->regstart) == utf_fold(c)))  in bt_regexec_both()
4939 			|| (c < 255 && prog->regstart < 255 &&  in bt_regexec_both()
4940 			    MB_TOLOWER(prog->regstart) == MB_TOLOWER(c)))))  in bt_regexec_both()
4941 	    retval = regtry(prog, col, tm, timed_out);  in bt_regexec_both()
4953 	    if (prog->regstart != NUL)  in bt_regexec_both()
4958 		    s = vim_strbyte(rex.line + col, prog->regstart);  in bt_regexec_both()
4960 		    s = cstrchr(rex.line + col, prog->regstart);  in bt_regexec_both()
4976 	    retval = regtry(prog, col, tm, timed_out);  in bt_regexec_both()