2579dcc5ab9 - platform/libcore

commit: 2579dcc5ab9b87375c1fcdb99355105585b8bc7a
[log]
author: Tobias Hartmann <thartmann@openjdk.org>
Tue Aug 19 07:36:11 2014 +0200
committer: Tobias Hartmann <thartmann@openjdk.org>
Tue Aug 19 07:36:11 2014 +0200
tree: 39fa96e52c3261d0a1049d463f2224d1168943a8
parent: 189e463c3a3fbbc288c573274b6864bc414cf94f [diff]

8048879: "unexpected yanked node" opto/postaloc.cpp:139

MemBarAcquireNode prevents deletion of dead LoadNNode. Added condition to 'has_special_unique_user' to trigger deletion.

Reviewed-by: kvn, iveresov

hotspot/src/share/vm/opto/node.cpp[diff]
hotspot/test/compiler/membars/TestMemBarAcquire.java[Added - diff]

2 files changed

tree: 39fa96e52c3261d0a1049d463f2224d1168943a8