RFR JDK-8193325: StackFrameInfo::getByteCodeIndex returns wrong value if bci > 32767

Mandy Chung mandy.chung at oracle.com
Thu Aug 15 19:11:40 UTC 2019

On 8/15/19 11:59 AM, Aleksey Shipilev wrote:
> On 8/14/19 9:42 PM, Mandy Chung wrote:
>>     http://cr.openjdk.java.net/~mchung/jdk14/8193325/webrev.05/
> Looks good.
> So, to reiterate, we do not need to initialize bci to -1 for StackFrameInfo, because it is not exposed anywhere?
No, it is only exposed via public API after the StackFrameInfo is filled 
by the VM.

If the uninitialized value is observed, the MemberName may not be 
uninitialized either.   Both bci and MemberName fields should be handled 
if the race becomes an issue.


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