merge revision(s) 53092,53093: [Backport #11812] [Backport #11833]
* parse.y (parse_percent): Allow %-literals in labeled arg as r51624 did for parentheses. Fixes [ruby-core:72084] [Bug #11812]. * test/ruby/test_syntax.rb: fix typo in test
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@53257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 53092,53093: [Backport #11812] [Backport #11833]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@53257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e