[PATCH] D110238: [LiveIntervals] Fix repairOldRegInRange for simple def cases

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In D110238#3015149 <https://reviews.llvm.org/D110238#3015149>, @foad wrote:

>> I don't follow how the test changes stress this though
>
> -early-live-intervals means that LiveIntervals is available to TwoAddressInstructionPass, which uses repairIntervalsInRange to update it. Without this patch we hit various assertion and/or verification failures because it doesn't get updated correctly.

Can you add a dedicated MIR pass that just runs TwoAddressInstructionPass then?


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  https://reviews.llvm.org/D110238/new/

https://reviews.llvm.org/D110238