[ruby-cvs:65257] usa:r58086 (ruby_2_2): merge revision(s) 57027: [Backport #13012]

[usa at ruby-lang.org]

usa	2017-03-26 00:09:48 +0900 (Sun, 26 Mar 2017)

  New Revision: 58086

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58086

  Log:
    merge revision(s) 57027: [Backport #13012]
    
    ruby-lex.rb: fix for label
    
    * lib/irb/ruby-lex.rb (identify_identifier): treat identifier just
      followed by a colon as a lable.  this is not a precise solution
      but enough for the time being.  [ruby-core:78526] [Bug #13012]

  Modified directories:
    branches/ruby_2_2/
  Modified files:
    branches/ruby_2_2/lib/irb/ruby-lex.rb
    branches/ruby_2_2/version.h