nobu 0201900d76 id.def: $~ and $_
* defs/id.def (predefined): add idLASTLINE and idBACKREF for $~
  and $_ respectively.
* parse.y: use idLASTLINE and idBACKREF instead of rb_intern.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53856 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2016-02-17 12:42:00 +00:00
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