[Bug rtl-optimization/50063] [4.6/4.7 Regression] DSE: wrong code for gcc.dg/torture/pta-ptrarith-3.c

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50063

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[avr]: DSE: wrong code for  |[4.6/4.7 Regression] DSE:
                   |gcc.dg/torture/pta-ptrarith |wrong code for
                   |-3.c                        |gcc.dg/torture/pta-ptrarith
                   |                            |-3.c

--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-08-14 09:52:28 UTC ---
Sounds like some of the latent RTL alias issues we have with regarding to
find_base_value and friends (see some i?86 bugreport I fail to remember right
now).