Chris Lattner b5b7997fd0 Fix FoldSingleEntryPHINodes to update memdep and AA when it deletes
phi nodes.  It is called from MergeBlockIntoPredecessor which is 
called from GVN, which claims to preserve these.

I'm skeptical that this is the actual problem behind PR8954, but
this is a stab in the right direction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123222 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-11 08:13:40 +00:00
2011-01-11 07:50:07 +00:00
2011-01-10 02:34:40 +00:00
2011-01-08 16:42:36 +00:00
2010-12-17 17:22:50 +00:00
2011-01-09 17:38:31 +00:00

\Low Level Virtual Machine (LLVM)
================================

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LLVM backend for 6502
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