Purify: Array bounds read: o->op_last was accessed

for unops (via newUNOP() and ck_eof()).
(analysis okay, patch bad: see #15439)

p4raw-id: //depot/perl@15434

1 files changed, 2 insertions, 1 deletions

diff --git a/op.c b/op.c
index c755d1142e..1c88bba492 100644
--- a/op.c
+++ b/op.c
@@ -5971,7 +5971,8 @@ Perl_ck_fun(pTHX_ OP *o)
 			OP *newop = newGVOP(OP_GV, 0,
 			    gv_fetchpv(SvPVx(((SVOP*)kid)->op_sv, n_a), TRUE,
 					SVt_PVIO) );
-			if (kid == cLISTOPo->op_last)
+			if ((o->op_flags & OPf_KIDS) &&
+			    kid == cLISTOPo->op_last)
 			    cLISTOPo->op_last = newop;
 			op_free(kid);
 			kid = newop;