git: openjdk/jdk: 8287217: C2: PhaseCCP: remove not visited nodes, prevent type inconsistency

[Emanuel Peter]

Changeset: 379f3094
Author:    Emanuel Peter <epeter at openjdk.org>
Date:      2022-09-21 07:22:28 +0000
URL:       https://git.openjdk.org/jdk/commit/379f3094db0b8afe90ed6b7a341164222744085f

8287217: C2: PhaseCCP: remove not visited nodes, prevent type inconsistency

Reviewed-by: roland, chagedorn, thartmann

! src/hotspot/share/opto/compile.cpp
! src/hotspot/share/opto/compile.hpp
! src/hotspot/share/opto/phaseX.cpp
! src/hotspot/share/opto/phaseX.hpp
+ test/hotspot/jtreg/compiler/ccp/TestRemoveUnreachableCCP.java