[Bug middle-end/20937] BLK ptr's losing original ptr's static-constant readonly attribute.

[schlie at comcast dot net]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
   Attachment #8608|showing problem expanding   |showing problem expanding
        description|access to blk move structure|access to blk move structure
                   |move.                       |move. (which seems to be
                   |                            |caused by not copying symbol
                   |                            |attributes to expanded
                   |                            |working pointer register, is
                   |                            |this possible to do?)


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20937