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updated for version 7.3.1091

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Problem:    New regexp engine: no error when using \z1 or \z( where it does
            not work.
Solution:   Give an error message.
This commit is contained in:
Bram Moolenaar
2013-06-02 15:01:57 +02:00
parent efb23f26e8
commit 5de820b916
3 changed files with 10 additions and 2 deletions
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4
src/regexp_nfa.c
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@@ -865,6 +865,8 @@ nfa_regatom()
case '8':
case '9':
/* \z1...\z9 */
if (reg_do_extmatch != REX_USE)
EMSG_RET_FAIL(_(e_z1_not_allowed));
EMIT(NFA_ZREF1 + (no_Magic(c) - '1'));
/* No need to set nfa_has_backref, the sub-matches don't
* change when \z1 .. \z9 maches or not. */
@@ -872,6 +874,8 @@ nfa_regatom()
break;
case '(':
/* \z( */
if (reg_do_extmatch != REX_SET)
EMSG_RET_FAIL(_(e_z_not_allowed));
if (nfa_reg(REG_ZPAREN) == FAIL)
return FAIL; /* cascaded error */
re_has_z = REX_SET;