[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-27 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 Richard Guenther changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-27 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 Richard Guenther changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-27 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 --- Comment #6 from Richard Guenther 2012-06-27 11:29:08 UTC --- Author: rguenth Date: Wed Jun 27 11:29:04 2012 New Revision: 189012 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189012 Log: 2012-06-27 Richard Guenther PR tree-op

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-27 Thread rguenther at suse dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 --- Comment #5 from rguenther at suse dot de 2012-06-27 08:28:27 UTC --- On Tue, 26 Jun 2012, wschmidt at gcc dot gnu.org wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 > > --- Comment #3 from William J. Schmidt > 2012-06-26 18:42

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-26 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 --- Comment #4 from William J. Schmidt 2012-06-26 18:52:44 UTC --- Yeah, looking at the test case it's an uninitialized variable. Seems like a hole in the ranking system that it gets a rank of zero. I think a default value that isn't a parm sho

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-26 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 --- Comment #3 from William J. Schmidt 2012-06-26 18:42:41 UTC --- I wonder why fp_6(D) gets a rank of zero. Is it an uninitialized variable or a parameter? Parms are supposed to get small positive numbers for ranks. Maybe the "right" fix is t

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-26 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 Richard Guenther changed: What|Removed |Added Keywords||missed-optimization Status

[Bug tree-optimization/53774] Reassociator generates non-canonical addition

2012-06-26 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53774 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|