[Bug c/19154] miss-optimization of (x & pow2C) avr conditionals returning bool equivalent values

[schlie at comcast dot net]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
  GCC build triplet|avr-unknown-none            |powerpc-apple-darwin7.7.0
 GCC target triplet|powerpc-apple-darwin7.7.0   |avr-unknown-none


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19154