[flang-commits] [flang] [flang][cuda] Synchronize context before finalization (PR #223058)

[LLVM Continuous Integration via flang-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ppc64le-flang-rhel-clang` running on `ppc64le-flang-rhel-test` while building `flang` at step 6 "test-build-unified-tree-check-flang".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/157/builds/50914

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-flang) failure: 1200 seconds without output running [b'ninja', b'check-flang'], attempting to kill
...
PASS: Flang :: Lower/OpenMP/declare-reduction-operator-separate-unused-unsupported.f90 (5044 of 5055)
PASS: Flang :: Lower/OpenMP/declare-reduction-operator-separate.f90 (5045 of 5055)
PASS: Flang :: Transforms/OpenACC/acc-implicit-data-fortran.F90 (5046 of 5055)
PASS: Flang :: Transforms/OpenACC/acc-implicit-data.fir (5047 of 5055)
PASS: Flang :: Lower/math-lowering/cosh.f90 (5048 of 5055)
PASS: Flang :: Lower/math-lowering/erf.f90 (5049 of 5055)
PASS: Flang :: Lower/math-lowering/sign.f90 (5050 of 5055)
PASS: Flang :: Lower/math-lowering/sin.f90 (5051 of 5055)
PASS: Flang :: Driver/target-cpu-features.f90 (5052 of 5055)
UNSUPPORTED: Flang :: Driver/target-gpu-features.f90 (5053 of 5055)
command timed out: 1200 seconds without output running [b'ninja', b'check-flang'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=3547.634243

```

</details>

https://github.com/llvm/llvm-project/pull/223058