[Bug rtl-optimization/52573] [4.5/4.6/4.7/4.8 regression] regrename creates overlapping register allocations for output operands

[sch...@linux-m68k.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52573

Andreas Schwab <sch...@linux-m68k.org> changed:

           What    |Removed                     |Added
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                 CC|                            |bernds at gcc dot gnu.org

--- Comment #1 from Andreas Schwab <sch...@linux-m68k.org> 2012-03-14 10:45:43 
UTC ---
7197e17802ace9fc937f5b58f171a3711920b0dd is the first bad commit
commit 7197e17802ace9fc937f5b58f171a3711920b0dd
Author: bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4>
Date:   Thu Nov 26 21:41:42 2009 +0000

        PR rtl-opt/38582
        * regrename.c (struct du_head): New members id, conflicts,
        hard_conflicts and cannot_rename.