[13] RFR(S): 8213249: compiler/graalunit/HotspotTest.java failed in ExplicitExceptionTest

[Igor Ignatyev]

Hi Tobias,

the fix looks good to me.

Thanks,
-- Igor

> On Jan 11, 2019, at 10:42 AM, Ekaterina Pavlova <ekaterina.pavlova at oracle.com> wrote:
> 
> The changes look good.
> 
> thanks.
> -katya
> 
> On 1/11/19 1:31 AM, Tobias Hartmann wrote:
>> Hi,
>> please review the following patch:
>> https://bugs.openjdk.java.net/browse/JDK-8213249
>> http://cr.openjdk.java.net/~thartmann/8213249/webrev.01/
>> The problem is C2's -XX:OmitStackTraceInFastThrow which is enabled by default. Instead of
>> deoptimizing at frequent throws (such as the ArrayIndexOutOfBoundsException in this case), C2 emits
>> code to throw a pre-allocated exception object (see code in GraphKit::builtin_throw()) which has a
>> null message.
>> Thanks,
>> Tobias
>