Shuxin Yang ac685f44b0 rdar://12329730 (2nd part, revised)
The type of shirt-right (logical or arithemetic) should remain unchanged 
when transforming  "X << C1 >> C2" into "X << (C1-C2)"

llvm-svn: 169209
2012-12-04 03:28:32 +00:00
..
2012-12-03 22:47:12 +00:00
2012-11-27 01:40:36 +00:00