When we delete a dead basic block, see if any of its successors are dead and
authorBill Wendling <isanbard@gmail.com>
Wed, 28 Nov 2012 23:23:48 +0000 (23:23 +0000)
committerBill Wendling <isanbard@gmail.com>
Wed, 28 Nov 2012 23:23:48 +0000 (23:23 +0000)
commitbf2ad736c70c24ae3108b22c5fd36f9f266aad68
tree7d6d4028431ccfd31df630aeb866fa5b22e21137
parent021536888766ab8e0e27cd4c5f48ad6031399ca4
When we delete a dead basic block, see if any of its successors are dead and
delete those as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168829 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/CodeGenPrepare.cpp