[PATCH] Teach ScalarEvolution to use !range metadata.
sanjoy at playingwithpointers.com
Mon Oct 6 19:05:06 PDT 2014
This patch teaches ScalarEvolution to pick and use !range metadata. It also makes it more aggressive in querying range information by adding a call to isKnownPredicateWithRanges to isLoopBackedgeGuardedByCond and isLoopEntryGuardedByCond.
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