Mercurial > vim
diff src/evalfunc.c @ 9923:935e13935848 v7.4.2235
commit https://github.com/vim/vim/commit/989f592f7ffcbafdc4ec35cee4dc65bd053e2077
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Aug 21 15:26:54 2016 +0200
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)
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sun, 21 Aug 2016 15:30:07 +0200 |
parents | 885e3c9c0e10 |
children | 9560a2eb7968 |
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line diff
--- a/src/evalfunc.c +++ b/src/evalfunc.c @@ -11491,7 +11491,11 @@ f_submatch(typval_T *argvars, typval_T * 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)