Thu Jan 10 19:39:05 2013  TAKANO `takano32' Mitsuhiro <tak@no32.tk>

	* thread.c: fix RB_GC_SAVE_MACHINE_REGISTER_STACK define for ia64.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38765 b2dd03c8-39d4-4d8f-98ff-823fe69b080e