patch applied (ghc): newAlignedPinnedByteArray#: avoid allocating an extra word sometimes

[Simon Marlow]

Thu Sep  9 04:08:05 PDT 2010  Simon Marlow <marlowsd at gmail.com>
  * newAlignedPinnedByteArray#: avoid allocating an extra word sometimes

    M ./rts/PrimOps.cmm +5

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=ghc;a=darcs_commitdiff;h=20100909110805-12142-773e9c88df2a38a567a18aea51a1b9b5708fe134.gz