* lib/rubygems/ext/builder.rb (Gem::Ext::Builder.make): Pass
  DESTDIR via command line to override what's in MAKEFLAGS.  This
  fixes an installation problem under a package building
  environment where DESTDIR is specified in the (parent) command
  line. [Fixes GH-327]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41629 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* bignum.c (rb_absint_singlebit_p): Use POW2_P.
  (bary_pack): Ditto.
  (rb_big2str0): Ditto.
  (POW2_P): Moved to top.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41630 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* bignum.c (bigsub_int): Fix a buffer over read.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41631 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-06-26

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41632 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
	* gc.c (is_before_sweep): Add new helper function that check the object
	  is before sweep?
	* gc.c (rb_gc_force_recycle): Have to clear mark bit if object's slot
	  already ready to mainor sweep.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41633 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
fix a typo

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41634 b2dd03c8-39d4-4d8f-98ff-823fe69b080e