Hi!

On 2022-12-19T21:40:07+0100, Thomas Schwinge <thomas@codesourcery.com> wrote:
> As I have reported to Nvidia in 2022-12-01 'NVIDIA Incident Report (3891704):
> ptxas: Duplicate declaration error: "cannot be resolved by a '.static'"',
> 'ptxas' has an inscrutable error mode for duplicate declarations:
>
>     ptxas softstack-decl-1.o, line 11; error   : '.extern' variable '__nvptx_stacks' cannot be resolved by a '.static'
>     ptxas fatal   : Ptx assembly aborted due to errors
>     nvptx-as: ptxas returned 255 exit status
>
>     ptxas uniform-simt-decl-1.o, line 12; error   : '.extern' variable '__nvptx_uni' cannot be resolved by a '.static'
>     ptxas fatal   : Ptx assembly aborted due to errors
>     nvptx-as: ptxas returned 255 exit status
>
> This is inscrutable, because (a) what is "cannot be resolved by a '.static'"
> supposed to tell me (there is no '.static' in PTX?), and (b) why arent't
> repeated declaration just verified to match the first, but otherwise a no-op
> (like in other programming languages)?

For now pushed to devel/omp/gcc-12 branch in
commit ea52f1ca16870e4228f8044588b1bf958d4723b0
"nvptx: Prevent emitting duplicate declarations for '__nvptx_stacks', '__nvptx_uni'",
see attached.


Grüße
 Thomas


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