[OpenJDK 2D-Dev] RFR: 8059848 Test java/awt/GraphicsDevice/CloneConfigsTest.java causes JVM crash in OEL 7.0

[Andrew Brygin]

Hello Phil,

  the fix looks fine to me.

Thanks,
Andrew

On 10/10/2014 8:20 PM, Phil Race wrote:
> This looks like its a driver bug. We use a scratch surface of size 1x1
> when iterating through testing all the gl capable visuals and some of
> them get a SIGFPE: FPE_INTDIV when as we try to make the context
> current.
>
> Since setting the scratch surface to 4x4 makes the crash go away it
> seems that some cases in the driver code must round 1 down to 0 and then
> divide by it .. the workaround seems worth doing since its easy enough
> and harmless.
>
> http://cr.openjdk.java.net/~prr/8059848/
> https://bugs.openjdk.java.net/browse/JDK-8059848
>
> -phil.