1 files changed, 3 insertions, 0 deletions
diff --git a/op.c b/op.c
index cdd7aaf3c3..d0c1c8b0e7 100644
--- a/op.c
+++ b/op.c
@@ -5095,6 +5095,9 @@ Perl_op_const_sv(pTHX_ const OP *o, CV *cv)
     dVAR;
     SV *sv = NULL;
 
+    if (PL_madskills)
+	return NULL;
+
     if (!o)
 	return NULL;