Pete Cooper 93ca12299f SimplifyCFG now predicts some conditional branches to true or false depending on previous branch on same comparison operands.
For example, 

if (a == b) {
    if (a > b) // this is false
    
Fixes some of the issues on <rdar://problem/10554090>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146822 91177308-0d34-0410-b5e6-96231b3b80d8
2011-12-17 06:32:38 +00:00
..