Relax the condition on the jsop accesses regarding the alignment.

  We restricted the new access functions to be a subset of the old one
  because we want to keep the alignment, however if the alignment is
  "not special", thus the default for the type, we can allow any access.


Differential Revision: http://reviews.llvm.org/D5680


git-svn-id: https://llvm.org/svn/llvm-project/polly/trunk@219503 91177308-0d34-0410-b5e6-96231b3b80d8