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Add another item to the list of things that indvars does.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73355 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -17,7 +17,10 @@
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// which starts at zero and steps by one.
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// which starts at zero and steps by one.
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// 2. The canonical induction variable is guaranteed to be the first PHI node
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// 2. The canonical induction variable is guaranteed to be the first PHI node
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// in the loop header block.
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// in the loop header block.
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// 3. Any pointer arithmetic recurrences are raised to use array subscripts.
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// 3. The canonical induction variable is guaranteed to be in a wide enough
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// type so that IV expressions need not be (directly) zero-extended or
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// sign-extended.
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// 4. Any pointer arithmetic recurrences are raised to use array subscripts.
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//
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//
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// If the trip count of a loop is computable, this pass also makes the following
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// If the trip count of a loop is computable, this pass also makes the following
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// changes:
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// changes:
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