nobu	2018-06-15 09:06:33 +0900 (Fri, 15 Jun 2018)

  New Revision: 63664

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=63664

  Log:
    Bootstrapping ruby runtime might not have RubyVM::MJIT defined.
    
    [Fix GH-1891]
    
    From: U-DESKTOP-RLT5UQ8\moriyoshi <mozo@m...>

  Modified files:
    trunk/template/fake.rb.in
Index: template/fake.rb.in
===================================================================
--- template/fake.rb.in	(revision 63663)
+++ template/fake.rb.in	(revision 63664)
@@ -32,7 +32,7 @@ class Object https://github.com/ruby/ruby/blob/trunk/template/fake.rb.in#L32
   CROSS_COMPILING = RUBY_PLATFORM
   constants.grep(/^RUBY_/) {|n| remove_const n}
 % arg['versions'].each {|n, v|
-  <%=n%> = <%if n=='RUBY_DESCRIPTION' %>RubyVM::MJIT.enabled? ?
+  <%=n%> = <%if n=='RUBY_DESCRIPTION' %>RubyVM.const_defined?(:MJIT) && RubyVM::MJIT.enabled? ?
     <%=arg['RUBY_DESCRIPTION_WITH_JIT'].inspect%> :
     <%end%><%=v.inspect%>
 % }

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