Consider the special node when printing

Appreciation to the reporter, Huichiao Tsai <hctsai.cs10@nycu.edu.tw>.

1 files changed, 4 insertions, 1 deletions

diff --git a/parse.y b/parse.y
index c1c8a7514b..d5942983ea 100644
--- a/parse.y
+++ b/parse.y
@@ -1466,7 +1466,10 @@ static int looking_at_eol_p(struct parser_params *p);
 %define parse.error verbose
 %printer {
 #ifndef RIPPER
-    if ($$) {
+    if ($$ == (NODE *)-1) {
+        rb_parser_printf(p, "NODE_SPECIAL");
+    }
+    else if ($$) {
         rb_parser_printf(p, "%s", ruby_node_name(nd_type($$)));
     }
 #else