[Bug tree-optimization/69951] wrong code at -O1 and above on x86_64-linux-gnu

chengniansun at gmail dot com gcc-bugzilla@gcc.gnu.org
Mon Mar 14 09:46:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69951

--- Comment #7 from Chengnian Sun <chengniansun at gmail dot com> ---
(In reply to Richard Biener from comment #6)
> Seems I typoed the PR reference in the commit:
> 
> Author: rguenth
> Date: Fri Feb 26 08:34:58 2016
> New Revision: 233734
> 
> URL: https://gcc.gnu.org/viewcvs?rev=233734&root=gcc&view=rev
> Log:
> 2016-02-26  Richard Biener  <rguenther@suse.de>
> 
> 	PR tree-optimization/69551
> 	* tree-ssa-structalias.c (get_constraint_for_ssa_var): When
> 	looking through aliases adjust DECL_PT_UID to refer to the
> 	ultimate alias target.
> 
> 	* gcc.dg/torture/pr69951.c: New testcase.
> 
> Added:
>     trunk/gcc/testsuite/gcc.dg/torture/pr69951.c
> Modified:
>     trunk/gcc/ChangeLog
>     trunk/gcc/testsuite/ChangeLog
>     trunk/gcc/tree-ssa-structalias.c

Thank you so much, Richard.


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