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patch 8.2.0033: crash when make_extmatch() runs out of memory

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Problem:    Crash when make_extmatch() runs out of memory.
Solution:   Check for NULL. (Dominique Pelle, closs #5392)
This commit is contained in:
Bram Moolenaar
2019-12-22 19:40:40 +01:00
parent 7c2a2f869b
commit 7c77b34967
3 changed files with 6 additions and 0 deletions
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2
src/regexp_nfa.c
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@@ -7070,6 +7070,8 @@ nfa_regtry(
{
cleanup_zsubexpr();
re_extmatch_out = make_extmatch();
if (re_extmatch_out == NULL)
return 0;
// Loop over \z1, \z2, etc. There is no \z0.
for (i = 1; i < subs.synt.in_use; i++)
{