[Bug middle-end/56362] bitfield refs over-optimized?

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56362

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |INVALID

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> 2013-02-18 10:50:53 UTC ---
BIT_FIELD_REFs never involve a sign-extension - the result has exactly the
precision of the number of bits referenced.