RFR: 8283396: Null pointer dereference in loopnode.cpp:2851

[Dean Long]

On Mon, 4 Apr 2022 20:54:40 GMT, Dean Long <dlong at openjdk.org> wrote:

> This fix guards against a possible null pointer dereference in PhaseIdealLoop::create_loop_nest around line 855, where it assumes the result of outer_loop() is not NULL.

Thanks Christian and Vladimir.

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PR: https://git.openjdk.java.net/jdk/pull/8096