[Bug rtl-optimization/53352] Incorrect CSE optimization on RTL expressions with a paradoxical subreg

[mikpe at it dot uu.se]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53352

--- Comment #8 from Mikael Pettersson <mikpe at it dot uu.se> 2012-05-17 21:07:20 UTC ---
(In reply to comment #6)
> Mikael, is it possible for you to test if this is caused by this patch, please?
>  http://gcc.gnu.org/viewcvs?view=revision&revision=142443

The error appears to be older than that, I can reproduce it with both r142442
and r142443.