[Bug target/100497] [OpenMP][nvptx] libgomp.c-c++-common/reduction-5.c - fails on some nvptx systems

[burnus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100497

--- Comment #6 from Tobias Burnus <burnus at gcc dot gnu.org> ---
(In reply to Tom de Vries from comment #5)
> Does it pass with GOMP_NVPTX_JIT=-O0 ?

This does not seem to help either way.

(In reply to Tom de Vries from comment #4)
> Can anything be deduced from driver versions?
> Or card architecture?

Maybe. The driver version does not seem to matter – but the card architecture
could:

* Working
  Tesla K40c | NVIDIA-SMI 346.46 Driver Version: 346.46
  Tesla K20c | NVIDIA-SMI 455.38 Driver Version: 455.38 CUDA Version: 11.1
  Tesla K80  | NVIDIA-SMI 440.33.01 Driver Version: 440.33.01 CUDA Version:
10.2

* Failing:
  TITAN V    | NVIDIA-SMI 455.23.05 Driver Version: 455.23.05 CUDA Version:
11.1
  Tesla V100-SXM2...| NVIDIA-SMI 410.79     Driver Version: 410.79     CUDA
Version: 10.0
  Quadro GV100      | NVIDIA-SMI 460.32.03  Driver Version: 460.32.03  CUDA
Version: 11.2