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* Disable IV rewriting by default. See PR10916.Andrew Trick2011-09-131-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139579 91177308-0d34-0410-b5e6-96231b3b80d8
* [indvars] Fix bugs in floating point IV range checks noticed by inspection.Andrew Trick2011-09-131-3/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139574 91177308-0d34-0410-b5e6-96231b3b80d8
* add integer overflow check for the fp induction variable Chris Lattner2010-04-031-4/+4
| | | | | | | | | | | | | checker. Amusingly, we already had tests that we should have rejects because they would be miscompiled in the testsuite. The remaining issue with this is that we don't check that the branch causes us to exit the loop if it fails, so we don't actually know if we remain in bounds. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100284 91177308-0d34-0410-b5e6-96231b3b80d8
* fix PR6761, a miscompilation due to the fp->int IV conversionChris Lattner2010-04-031-4/+23
| | | | | | | stuff. More bugs remain though. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100282 91177308-0d34-0410-b5e6-96231b3b80d8
* convert to filecheckChris Lattner2010-04-031-5/+13
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* rename feature test.Chris Lattner2010-04-031-0/+65
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* actually just remove this, will move the real feature test here.Chris Lattner2010-04-031-35/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100278 91177308-0d34-0410-b5e6-96231b3b80d8
* rename test since it is a feature test.Chris Lattner2010-04-031-0/+35
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100277 91177308-0d34-0410-b5e6-96231b3b80d8
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