* id.c (Init_id): add underscore name.

* parse.y (warn_unused_var): ignore underscore name.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28366 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/id.c b/id.c
index 2111751a37..89ae4a4e77 100644
--- a/id.c
+++ b/id.c
@@ -47,4 +47,5 @@ Init_id(void)
     REGISTER_SYMID(idSend, "send");
     REGISTER_SYMID(id__send__, "__send__");
     REGISTER_SYMID(idInitialize, "initialize");
+    REGISTER_SYMID(idUScore, "_");
 }