When comparing DominanceFrontier's, advance iterators
authorDuncan Sands <baldrick@free.fr>
Wed, 20 May 2009 15:12:01 +0000 (15:12 +0000)
committerDuncan Sands <baldrick@free.fr>
Wed, 20 May 2009 15:12:01 +0000 (15:12 +0000)
commit0a8fe7a2458f0412bce1ed282fd1a3ca6fdc51bc
treec6d932c2ba628e04783531bd19b281d0050b47ff
parent9b2818d2074efb240b6f1dafbffdfb8c59d828b0
When comparing DominanceFrontier's, advance iterators
before erasing nodes, not after.  Otherwise dom frontier
checking reads from freed memory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72168 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Analysis/Dominators.h