Revert this change from a while ago; ScalarEvolution shouldn't analyze
authorDan Gohman <gohman@apple.com>
Thu, 8 Apr 2010 05:58:24 +0000 (05:58 +0000)
committerDan Gohman <gohman@apple.com>
Thu, 8 Apr 2010 05:58:24 +0000 (05:58 +0000)
commit8ef5caa80a5f40ba34d02f32f6ba4b4601268f89
tree49f6fd883cda83fb1e38aa8b114cc950f5e0d13a
parent701a4aef7fa0ece4dc1fdbc88b981820564cb4e4
Revert this change from a while ago; ScalarEvolution shouldn't analyze
undef as 0, since it can't force other analyses to intepret the undef
in the same way.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100749 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/ScalarEvolution.cpp