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Commit 8e8a75ad authored by Fangrui Song's avatar Fangrui Song Committed by Fangrui Song
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[TargetRegisterInfo] Default trackLivenessAfterRegAlloc() to true 

Except AMDGPU/R600RegisterInfo (a bunch of MIR tests seem to have
problems), every target overrides it with true. PostMachineScheduler
requires livein information. Not providing it can cause assertion
failures in ScheduleDAGInstrs::addSchedBarrierDeps().
parent 84217ad6
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