I introduced this mechanism in r62051 to speed things up. Later it
was reported that the change causes problems. I searched for
workarounds but nothing seemed appropriate. I hereby officially
give it up. The idea to move ADD_PC around was a mistake.
Fixes [Bug #14809] and [Bug #14834].
Signed-off-by: Urabe, Shyouhei <shyouhei@ruby-lang.org>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63763 b2dd03c8-39d4-4d8f-98ff-823fe69b080e