hg: jdk/submit: 8237951: CTW: C2 compilation fails with "malformed control flow"

[rwestrel at redhat.com]

Changeset: 7d2ed6dac173
Author:    roland
Date:      2020-01-28 13:36 +0100
URL:       https://hg.openjdk.java.net/jdk/submit/rev/7d2ed6dac173

8237951: CTW: C2 compilation fails with "malformed control flow"
Reviewed-by: vlivanov, kvn

! src/hotspot/share/opto/phaseX.cpp