[Bug target/52483] SH Target: Loads from volatile memory leave redundant sign/zero extensions

[kkojima at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52483

--- Comment #1 from Kazumoto Kojima <kkojima at gcc dot gnu.org> 2012-03-05 
05:33:39 UTC ---
(In reply to comment #0)
> Maybe a few peepholes would help here?

Sure.  Peephole looks to be reasonable for this.