catch a neophyte trap: open(<FH>), close(<FH>) etc.

p4raw-id: //depot/perl@2235

1 files changed, 4 insertions, 0 deletions

diff --git a/op.c b/op.c
index 75c7d9f7d2..e52aa4f998 100644
--- a/op.c
+++ b/op.c
@@ -4680,6 +4680,10 @@ ck_fun(OP *o)
 			op_free(kid);
 			kid = newop;
 		    }
+		    else if (kid->op_type == OP_READLINE) {
+			/* neophyte patrol: open(<FH>), close(<FH>) etc. */
+			bad_type(numargs, "HANDLE", PL_op_desc[o->op_type], kid);
+		    }
 		    else {
 			kid->op_sibling = 0;
 			kid = newUNOP(OP_RV2GV, 0, scalar(kid));