hg: jdk/hs: 8198252: Null pointer dereference in fold_compares_helper

[rahul.v.raghavan at oracle.com]

Changeset: f7b73f9ae38f
Author:    rraghavan
Date:      2018-02-28 23:23 -0800
URL:       http://hg.openjdk.java.net/jdk/hs/rev/f7b73f9ae38f

8198252: Null pointer dereference in fold_compares_helper
Summary: Added required null check with reported usage of filtered_int_type calls
Reviewed-by: kvn, thartmann

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