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author	rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
	Tue, 7 Aug 2012 14:16:11 +0000 (14:16 +0000)
committer	rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
	Tue, 7 Aug 2012 14:16:11 +0000 (14:16 +0000)
commit	1ba198c0dcbe49655105bac3e33c5d0359440db4
tree	39a6a8bb8b9c76f26ebb0675ce99e03139c76b3f	tree
parent	eb54054d68ce7a732815f0450c67f3ff76ac9ad4	commit \| diff

2012-08-07 Richard Guenther <rguenther@suse.de>

* tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
bit of the old name when we clear the slot.
* tree-ssa-live.c (remove_unused_locals): Release any default
def associated with an unused var.
* tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190201 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/tree-dfa.c		diff \| blob \| blame \| history
gcc/tree-ssa-copy.c		diff \| blob \| blame \| history
gcc/tree-ssa-live.c		diff \| blob \| blame \| history

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