Bug#954681: [gnat-9] crash caused by SOURCE_DATE_EPOCH patch
On 4/3/20 9:47 PM, Nicolas Boulenguez wrote:
> Package: src:gcc-9
> Followup-For: Bug #954681
> Control: reopen -1
>
> Hello.
>
> The initial symptom is cured, but the fix lets
> debian/patches/ada-lib-info-source-date-epoch.diff modify
> gcc/ada/libgnat/s-os_lib.ad[bs].
>
> This invalidates the checksums embedded in the .ali files of
> libgnat-9, causing a failure in all Ada compilations involving
> packaged dependencies. Especially, all run time tests for packaged
> libraries fail.
>
> Ludovic suggests to revert the fix (commit
> c1d276b0e2cb60140389aa4c23ac3addb7a77af3 )in the gcc-9 branch.
>
> I suggest to cherry-pick the commit in the gcc-10 branch, so that it
> is part of the future gnat-10 transition.
>
> Matthias, do you agree with these two actions?
>
> Then, we will search for a less intrusive work-around for this bug in
> gcc-9.
soounds fine.
Please note that I also see gnat cross build failures on arm64. I'll check if
this is related.
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