Re: Help needed for debugging OCaml failure on m68k

Hi Stéphane,

On Wed, 2024-06-19 at 08:21 +0200, Stéphane Glondu wrote:
> OCaml 5.2.0 FTBFS on m68k:
> 
>  
> https://buildd.debian.org/status/fetch.php?pkg=ocaml&arch=m68k&ver=5.2.0-1%7Eexp1&stamp=1718285451&raw=0
> 
> The failure happens very early, at the very first run of the bytecode 
> interpreter (ocamlrun). It seems to be related to a thread local 
> variable that moves unexpectedly. I've posted reports of my 
> investigations in an issue on the upstream github:
> 
>    https://github.com/ocaml/ocaml/issues/13249
> 
> To reproduce the problem quickly:
> - unpack ocaml 5.2.0 source package
> - ./configure --enable-imprecise-c99-float-ops
> - make coldstart
> 
> Is there some subtlety with thread local variables on m68k?

Can you please try reproduce the issue on the porterbox mitchy.debian.net first to
make sure it's not related to the QEMU build environment on the buildds?

If it turns out to be a QEMU bug, we need to report it there instead.

Thanks,
Adrian

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