hg: valhalla/valhalla: 8209687: [lworld] C2 compilation crashes in AddPNode::Value

[tobias.hartmann at oracle.com]

Changeset: bc48956c7832
Author:    thartmann
Date:      2018-08-22 14:18 +0200
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/bc48956c7832

8209687: [lworld] C2 compilation crashes in AddPNode::Value
Reviewed-by: roland

! src/hotspot/share/opto/parse2.cpp
+ test/hotspot/jtreg/compiler/valhalla/valuetypes/TestOptimizeKlassCmp.java