Chris Lattner 2596ac19b9 teach SCEV that the scale and addition of an inbounds gep don't NSW.
This fixes a FIXME in scev-aa.ll (allowing a new no-alias result) and
generally makes things more precise.

llvm-svn: 125449
2011-02-13 03:14:49 +00:00
..
2011-01-14 17:01:20 +00:00