hg: jdk8u/jdk8u-dev/hotspot: 8217230: assert(t == t_no_spec) failure in NodeHash::check_no_speculative_types()

[felix.yang at huawei.com]

Changeset: ea21223a1e4a
Author:    thartmann
Date:      2020-03-25 16:33 +0100
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/ea21223a1e4a

8217230: assert(t == t_no_spec) failure in NodeHash::check_no_speculative_types()
Summary: Remove dead node from C2 IR.
Reviewed-by: roland, neliasso

! src/share/vm/opto/compile.cpp
! src/share/vm/opto/compile.hpp