Duncan Sands 7838603ffc Fix issues (infinite loop and/or crash) with self-referential instructions, for ...

example degenerate phi nodes and binops that use themselves in unreachable code.
Thanks to Charles Davis for the testcase that uncovered this can of worms.

llvm-svn: 158508

2012-06-15 08:37:50 +00:00

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2002-05-15-AgressiveSubMove.ll

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2002-05-15-MissedTree.ll

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2002-05-15-SubReassociate2.ll

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2002-05-15-SubReassociate.ll

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2002-07-09-DominanceProblem.ll

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2003-08-12-InfiniteLoop.ll

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2005-09-01-ArrayOutOfBounds.ll

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2006-04-27-ReassociateVector.ll

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2011-01-26-UseAfterFree.ll

Land the long talked about "type system rewrite" patch. This

2011-07-09 17:41:24 +00:00

2012-05-08-UndefLeak.ll

Make the reassociation pass more powerful so that it can handle expressions

2012-05-25 12:03:02 +00:00

2012-06-08-InfiniteLoop.ll

Revert commit 158073 while waiting for a fix. The issue is that reassociate

2012-06-08 13:37:30 +00:00

absorption.ll

It is possible for several constants which aren't individually absorbing to

2012-06-13 12:15:56 +00:00

basictest.ll

Add a test for my change to disable reassociation for i1 types.

2010-02-06 01:16:25 +00:00

crash.ll

Fix issues (infinite loop and/or crash) with self-referential instructions, for

2012-06-15 08:37:50 +00:00

fp-commute.ll

Grab-bag of reassociate tweaks. Unify handling of dead instructions and

2012-06-06 14:53:10 +00:00

inverses.ll

filecheckize

2010-01-18 21:58:32 +00:00

lit.local.cfg

Replace all instances of dg.exp file with lit.local.cfg, since all tests are run with LIT now and now Dejagnu. dg.exp is no longer needed.

2012-02-16 06:28:33 +00:00

looptest.ll

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mulfactor.ll

Teach the reassociate pass to fold chains of multiplies with repeated

2012-04-26 05:30:30 +00:00

multistep.ll

Calling ReassociateExpression recursively is extremely dangerous since it will

2012-05-08 12:16:05 +00:00

negation.ll

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no-op.ll

Since commit 157467, if reassociate isn't actually going to change an expression

2012-05-26 16:42:52 +00:00

optional-flags.ll

fix PR9215, preventing -reassociate from clearing nsw/nuw when

2011-02-17 01:29:24 +00:00

otherops.ll

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pr12245.ll

The value held in the vector may be RAUW'ed by some of the canonicalization

2012-05-02 09:59:45 +00:00

repeats.ll

Now that Reassociate's LinearizeExprTree can look through arbitrary expression

2012-06-12 14:33:56 +00:00

secondary.ll

Fix reassociate to use a worklist instead of recursing when new

2011-04-12 00:11:56 +00:00

shift-factor.ll

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shifttest.ll

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subtest2.ll

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subtest.ll

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