[ruby-cvs:65000] naruse:r57834 (ruby_2_4): merge revision(s) 57194: [Backport #13074]

[naruse at ruby-lang.org]

naruse	2017-03-11 20:06:39 +0900 (Sat, 11 Mar 2017)

  New Revision: 57834

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57834

  Log:
    merge revision(s) 57194: [Backport #13074]
    
    vm_eval.c: Symbol#to_proc and instance_exec
    
    * vm_eval.c (yield_under): should evaluate the proc on the first
      argument.  [ruby-core:78839] [Bug #13074]

  Modified directories:
    branches/ruby_2_4/
  Modified files:
    branches/ruby_2_4/test/ruby/test_symbol.rb
    branches/ruby_2_4/version.h
    branches/ruby_2_4/vm_eval.c