[Bug target/91855] [8/9 Regression] OpenJDK Zero VM segfaults on SPARC

glaubitz at physik dot fu-berlin.de gcc-bugzilla@gcc.gnu.org
Sun Sep 22 11:09:00 GMT 2019


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91855

--- Comment #7 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> ---
(In reply to Eric Botcazou from comment #5)
> > Is there anything missing in my instructions? I have provided a step-by-step
> > explanation how to reproduce the crash. I'm not skilled enough with gcc
> > unfortunately to be able to provide a reduced piece of code.
> 
> As documented and explained on the page, we don't need a reduced piece of
> code, but just a reproducer, i.e. the preprocessed file of the faulty object
> file.

But this is the OpenJDK Zero VM crashing when being compiled with gcc-8/9,
apparently because gcc miscompiles it. I don't know which piece of code is
miscompiled, I just see the result and I provided instructions on how to get
there.


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