tree 118f201e50fbdeb0a92a7c7b591b04a97c74bb4d
parent e4095f95ac2480aabbe289f41723b53ac1c82a98
author Manman Ren <mren@apple.com> 1347929253 +0000
committer Manman Ren <mren@apple.com> 1347929253 +0000

PGO: preserve branch-weight metadata when simplifying Switch to a sub, an icmp
and a conditional branch; also when removing dead cases from a switch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164084 91177308-0d34-0410-b5e6-96231b3b80d8