[COMMITTED] tree-optimization/101189 - Only register relations on live edges

Andrew MacLeod amacleod@redhat.com
Thu Jun 24 20:03:25 GMT 2021

As mentioned in the PR analysis, we shouldn't register a relation on an 
outgoing conditional edge if range analysis proves that edge can never 
be taken. Its just asking for trouble :-)

Bootstrapped on x86_64-pc-linux-gnu.  Pushed.


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