When reusing an existing PHI node in a loop, be even more
authorDan Gohman <gohman@apple.com>
Tue, 16 Feb 2010 00:20:08 +0000 (00:20 +0000)
committerDan Gohman <gohman@apple.com>
Tue, 16 Feb 2010 00:20:08 +0000 (00:20 +0000)
commit22e621908fdb121474f4806f15ec5c0ce2efeb0a
tree97c29cd5847bb60c7aec4071fa8867132dfe6388
parent7dc9747e891a1d7945daad8d2752f2fc7d2ccf92
When reusing an existing PHI node in a loop, be even more
strict about the requirements.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96301 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/ScalarEvolutionExpander.cpp