Ruby » Ruby master

parse.y: fix block_call&.call

• parse.y (block_command, block_call): fix &. calls after
  block_call. [Feature #11537]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53138 b2dd03c8-39d4-4d8f-98ff-823fe69b080e