* lib/mkmf.rb (#link_command): should dup CONFTEST_C which is

frozen.  ref  [ruby-core:23675].  [ruby-core:23702]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23640 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Jun  5 07:12:32 2009  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* lib/mkmf.rb (#link_command): should dup CONFTEST_C which is
+	  frozen.  ref  [ruby-core:23675].  [ruby-core:23702]
+
 Thu Jun  4 02:25:51 2009  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* lib/base64.rb: typo fixed.  a patch from okkez.   [ruby-dev:38564]

lib/mkmf.rb

@@ -371,7 +371,7 @@ end
 
 def link_command(ldflags, opt="", libpath=$DEFLIBPATH|$LIBPATH)
   conf = RbConfig::CONFIG.merge('hdrdir' => $hdrdir.quote,
-                                'src' => CONFTEST_C,
+                                'src' => "#{CONFTEST_C}",
                                 'arch_hdrdir' => "#$arch_hdrdir",
                                 'top_srcdir' => $top_srcdir.quote,
                                 'INCFLAGS' => "#$INCFLAGS",