[PATCH] D127202: [InlineFunction] Handle early exit during getUnderlyingObjects due to MaxLookup

[Ting Wang via Phabricator via llvm-commits]

tingwang added a comment.

In D127202#3577012 <https://reviews.llvm.org/D127202#3577012>, @tingwang wrote:

> I have the feeling that by adding this kind of check, I'm creating another hole which could be escaped by some other case, for example if those objects form a loop, and the loop step could be MaxLookup. I need more understand on code to decide if this check can be escaped or not.

I suspect that the test case which will cause infinite loop in getUnderlyingObjects() when MaxLookup = 0 will escape the proposed check, since we could get identical result from the second walk and hence the infinity. Unfortunately I do not have such case right now to observe...


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