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3 Commits

Author SHA1 Message Date
Chris Lattner
a78130c320 RewriteLoopBodyWithConditionConstant can end up rewriting the 
condition we're unswitching on.  In this case, don't try to
simplify the second copy of the loop which may be dead or not,
but is probably a constant now.  This fixes PR6879


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101870 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-04-20 05:09:16 +00:00
Chris Lattner
3d606bbc92 fix a crash in loop unswitch on a loop invariant vector condition. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95055 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-02-02 02:26:54 +00:00
Chris Lattner
f96f1e013c remove an unreduced testcase, rename another. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95054 91177308-0d34-0410-b5e6-96231b3b80d8
 2010-02-02 02:23:37 +00:00