RFR: 8221343: x86_32 crashes on startup with "_hwm out of range"

Tobias Hartmann tobias.hartmann at oracle.com
Mon Mar 25 13:41:50 UTC 2019

Hi Claes,

this looks good to me.

Best regards,

On 25.03.19 14:30, Claes Redestad wrote:
> Hi,
> some of the RegMasks allocated in Matcher::init_first_stack_mask aren't
> properly initialized on 32-bit builds, which hits an assert after
> JDK-8220159.  One simple fix is to explictly construct empty RegMasks
> into the allocated memory.
> Bug:    https://bugs.openjdk.java.net/browse/JDK-8221343
> Webrev: http://cr.openjdk.java.net/~redestad/8221343/open.00/
> Testing: verified reproducer in bug, pass tier1-3
> Thanks!
> /Claes

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