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-rw-r--r--src/backend/regex/regcomp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/regex/regcomp.c b/src/backend/regex/regcomp.c
index bd4d4c37619..4f9da5b0468 100644
--- a/src/backend/regex/regcomp.c
+++ b/src/backend/regex/regcomp.c
@@ -356,6 +356,7 @@ pg_regcomp(regex_t *re,
ZAPCNFA(g->search);
v->nfa = newnfa(v, v->cm, (struct nfa *) NULL);
CNOERR();
+ /* set up a reasonably-sized transient cvec for getcvec usage */
v->cv = newcvec(100, 20);
if (v->cv == NULL)
return freev(v, REG_ESPACE);