Matt Arsenault e2e6cfee61 Reapply "InstCombine: Reduce trunc (shl x, K) width."
This reapplies r272987 with a fix for infinitely looping
when the truncated value is another shift of a constant.

llvm-svn: 281379
2016-09-13 19:43:57 +00:00
..
2016-09-06 18:16:31 +00:00