Undefined behaviour in hotspot

Omair Majid omajid at redhat.com
Mon Apr 28 19:56:19 UTC 2014


* David Chase <david.r.chase at oracle.com> [2014-04-22 08:20]:
> I'm pretty sure that -Wstrict-overflow is the one that we want,
> and that to do this study we (we?) would compile with
> 
> -Wstrict-overflow=5 -Wno-error

I compiled with gcc 4.8.2. The result is available here:
http://cr.openjdk.java.net/~omajid/logs/signed-overflow/build.log

Thanks,
Omair

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