[Bug rtl-optimization/45051] [4.6 Regression]: gcc.c-torture/execute/builtins/abs-2.c and abs-3.c due to "track subwords of DImode allocnos"

[hp at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45051

--- Comment #9 from Hans-Peter Nilsson <hp at gcc dot gnu.org> 2010-12-23 
14:29:13 UTC ---
(In reply to comment #8)
> Nevertheless, I'm testing r162418 with your patch.

FWIW, no regressions for cris-elf, with your patch (manually) applied on top of
Bernds's patch applied to r162418.