Commits · a32986e899238fe3f657e99e1bc3716fbc7c355e · Roger Ferrer / llvm-epi-0.8

Dec 09, 2010
- Really check that the bits that will become zero are actually already zero · a32986e8
  Dan Gohman authored Dec 09, 2010
```
before eliminating the operation that zeros them. This fixes rdar://8739316.

llvm-svn: 121353
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  a32986e8
Nov 01, 2010
- When folding away a (shl (shr)) pair, we need to check that the bits that will BECOME the low · 6186c967
  Owen Anderson authored Nov 01, 2010
```
bits are zero, not that the current low bits are zero.  Fixes <rdar://problem/8606771>.

llvm-svn: 117953
```
  6186c967