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patch 7.4.2235

Problem:    submatch() does not check for a valid argument.
Solution:   Give an error if the argument is out of range. (Dominique Pelle)
This commit is contained in:
Bram Moolenaar
2016-08-21 15:26:54 +02:00
parent dd1248143e
commit 989f592f7f
3 changed files with 12 additions and 1 deletions

View File

@@ -11491,7 +11491,11 @@ f_submatch(typval_T *argvars, typval_T *rettv)
no = (int)get_tv_number_chk(&argvars[0], &error);
if (error)
return;
error = FALSE;
if (no < 0 || no >= NSUBEXP)
{
EMSGN(_("E935: invalid submatch number: %d"), no);
return;
}
if (argvars[1].v_type != VAR_UNKNOWN)
retList = (int)get_tv_number_chk(&argvars[1], &error);
if (error)