* compile.c (iseq_compile_each): fix stack consistency bug.

a patch from Yusuke ENDOH <mame AT tsg.ne.jp>



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14629 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

bootstraptest/test_syntax.rb

@@ -681,3 +681,12 @@ assert_equal 'ok', %q{
   end # direct
 }, '[ruby-core:14385]'
 
+assert_equal 'ok', %q{
+  counter = 2
+  while true
+    counter -= 1
+    break if counter == 0
+    "#{next}"
+  end
+  :ok
+}