Heads-up: ReferenceCAS fails after C2 WB expansion
Roman Kennke
rkennke at redhat.com
Fri Oct 28 20:48:17 UTC 2016
Am Freitag, den 28.10.2016, 19:52 +0200 schrieb Aleksey Shipilev:
> The usual fails:
>
> CONF=linux-x86_64-normal-server-fastdebug LOG=info make test images
> TEST="hotspot_gc_shenandoah"
>
> # Internal Error
> (/home/shade/trunks/shenandoah-
> jdk9/hotspot/src/share/vm/opto/machnode.cpp:380),
> pid=22550, tid=22579
> # assert(tp->base() != Type::AnyPtr) failed: not a bare pointer
>
> Since it is Friday night, let's turn ShenandoahWriteBarrierToIR off
> until Roland has a chance to look into it next week.
>
> $ hg diff
> diff -r 978d7601df14
> src/share/vm/gc/shenandoah/shenandoah_globals.hpp
> - experimental(bool, ShenandoahWriteBarrierToIR, true,
> \
> + experimental(bool, ShenandoahWriteBarrierToIR, false,
> \
Oh yes, please go ahead and do that!
Roman
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