[ruby-cvs:65020] naruse:r57854 (ruby_2_4): merge revision(s) 57300, 57368: [Backport #12613]

[naruse at ruby-lang.org]

naruse	2017-03-12 01:29:51 +0900 (Sun, 12 Mar 2017)

  New Revision: 57854

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57854

  Log:
    merge revision(s) 57300,57368: [Backport #12613]
    
    compile.c: check compile
    
    * compile.c (iseq_compile_each): check if sub nodes succeeded.
      [ruby-core:76531] [Bug #12613]
    compile.c: check err_info
    
    * compile.c (iseq_setup): bail out if any errors found.
      [ruby-core:76531] [Bug #12613]

  Modified directories:
    branches/ruby_2_4/
  Modified files:
    branches/ruby_2_4/compile.c
    branches/ruby_2_4/test/ruby/test_syntax.rb
    branches/ruby_2_4/version.h