RFR(XS): 8234350: assert(mode == ControlAroundStripMined && (use == sfpt || !use->is_reachable_from_root())) failed: missed a node

[Roland Westrelin]

Hi Tobias,

Thanks for reviewing this.

> this looks good to me but due to "-Xcomp -XX:-TieredCompilation", the test should either not be
> executed with Graal as JIT or compilation should be restricted to test methods.

Wouldn't -XX:CompileOnly=DeadNodesInOuterLoopAtLoopCloning2 (included in
the test case) do that?

Roland.