It's clumsy and looking at InstrumentBasicBlocks::instrumentBlock() I am not even sure it's needed—plus I can't remember why I put it in originally—since the tail of the split block should be ignored anyway and thus never be a candidate for authoritative predecessor lookup.
It's clumsy and looking at InstrumentBasicBlocks::instrumentBlock() I am not even sure it's needed—plus I can't remember why I put it in originally—since the tail of the split block should be ignored anyway and thus never be a candidate for authoritative predecessor lookup.