Segfault seemingly related to loop unswitching optimization

Vladimir Kozlov vladimir.kozlov at
Fri Aug 9 08:47:13 PDT 2013

Hi Adam

Our related bug is:

I am working on the fix, should be done soon. The problem is in Register Allocator.


On 8/9/13 8:16 AM, Adam Domurad wrote:
> Hello all. There is a bug filed on Red Hat bugzilla:
> To quote from the bug report:
>> To reproduce download the code from, then run "./gradlew build".
>> JVM crashes will occur during the test.
>> As noted on the github page, adding -XX:-LoopUnswitching stops the problem occurring.
> It seems to affect both OpenJDK & Oracle's JDK. Does anyone know of the status of this bug ? Has anything been filed ?
> Best regards,
> -Adam

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