fake.rb: fix RUBY_DESCRIPTION for MJIT

* template/fake.rb.in: reflect MJIT to RUBY_DESCRIPTION.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63522 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

template/fake.rb.in

@@ -7,12 +7,15 @@ while /\A(\w+)=(.*)/ =~ ARGV[0]
 end
 if inc = arg['i']
   src = inc == '-' ? STDIN.read : File.read(inc)
+  def src.value(name)
+    eval(self[/\bruby_#{name}(?:\[\])?\s*=\s*((?:"(?:\\.|[^\"\\])*"\s*)*(?=;)|[^{};]+)/m, 1].gsub(/#/, '\\#'))
+  end
   arg['versions'] = version = {}
   File.read(File.join(arg['srcdir'], 'version.c')).
     scan(/rb_define_global_const\("(RUBY_\w+)",[^;]*?\bMK(?:INT|STR)\(([^()]*)\)/m) do |n, v|
-    version[n] =
+    version[n] = src.value(v)
-        eval(src[/\bruby_#{v}(?:\[\])?\s*=\s*((?:"(?:\\.|[^\"\\])*"\s*)*(?=;)|[^{};]+)/m, 1].gsub(/#/, '\\#'))
   end
+  version['RUBY_DESCRIPTION'] = src.value('description_with_jit') if RubyVM::MJIT.enabled?
 end
 %>baseruby="<%=arg['BASERUBY']%>"
 _\

test/ruby/test_rubyoptions.rb

@@ -116,11 +116,7 @@ class TestRubyOptions < Test::Unit::TestCase
   def test_verbose
     assert_in_out_err(["-vve", ""]) do |r, e|
       assert_match(VERSION_PATTERN, r[0])
-      if RbConfig::CONFIG.fetch('cppflags', '').match?(/(\A|\s)-DMJIT_FORCE_ENABLE\b/)
+      assert_equal(RUBY_DESCRIPTION, r[0])
-        assert_equal(RUBY_DESCRIPTION, r[0])
-      else
-        assert_equal(NO_JIT_DESCRIPTION, r[0])
-      end
       assert_equal([], e)
     end