Eli Friedman 4aae828bf8 Fix for PR3225: disable a broken optimization in
DAGTypeLegalizer::ExpandShiftWithKnownAmountBit.

In terms of restoring the optimization, the best fix here isn't 
obvious... any ideas?

llvm-svn: 61119
2008-12-17 03:35:17 +00:00
..
2008-12-09 06:12:03 +00:00