[LowerSwitch] Skip dead blocks for processSwitchInst()
authorChen Li <meloli87@gmail.com>
Tue, 11 Aug 2015 20:16:17 +0000 (20:16 +0000)
committerChen Li <meloli87@gmail.com>
Tue, 11 Aug 2015 20:16:17 +0000 (20:16 +0000)
commit5ea58973df21506fcc1c396bc866e02542d9c9ec
treed6529f71158a028b802a9bf0c90365a932dc5ba1
parentfedd321354027338083aa51ad3df8bea09783c4e
[LowerSwitch] Skip dead blocks for processSwitchInst()

Summary: This patch adds check for dead blocks and skip them for processSwitchInst(). This will help reduce compilation time.

Reviewers: reames, hans

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D11953

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244656 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Utils/LowerSwitch.cpp