RFR(S): 8231291: C2: loop opts before EA should maximally unroll loops
Roland Westrelin
rwestrel at redhat.com
Tue Jan 14 15:53:58 UTC 2020
>> I understand that the change you have is enough to avoid the problematic
>> case in GraphKit::must_be_not_null(). What I'd like to get rid of is the
>> need for a correctness check to ensure that HaltNode can't go away. It's
>> error-prone and can eventually get out of sync.
>
> Fair enough. Then why not always enqueue the root node for igvn at the
> end of parsing?
I filed 8237086 for this.
Roland.
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