[Mlir-commits] [mlir] [mlir][scf] Modify the return logic of generateLoopNestUsingForOp (NFC) (PR #159394)

[LLVM Continuous Integration]

llvm-ci wrote:

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

Full details are available at: https://lab.llvm.org/buildbot/#/builders/129/builds/30041

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

```
Step 6 (test-build-check-mlir-build-only-check-mlir) failure: 1200 seconds without output running [b'ninja', b'check-mlir'], attempting to kill
...
PASS: MLIR-Unit :: IR/./MLIRIRTests/100/129 (3496 of 3507)
PASS: MLIR-Unit :: IR/./MLIRIRTests/0/129 (3497 of 3507)
PASS: MLIR-Unit :: IR/./MLIRIRTests/39/129 (3498 of 3507)
PASS: MLIR-Unit :: IR/./MLIRIRTests/38/129 (3499 of 3507)
PASS: MLIR-Unit :: Interfaces/./MLIRInterfacesTests/11/22 (3500 of 3507)
PASS: MLIR-Unit :: Interfaces/./MLIRInterfacesTests/13/22 (3501 of 3507)
PASS: MLIR-Unit :: Interfaces/./MLIRInterfacesTests/12/22 (3502 of 3507)
PASS: MLIR-Unit :: Pass/./MLIRPassTests/10/13 (3503 of 3507)
PASS: MLIR :: mlir-tblgen/llvm-intrinsics.td (3504 of 3507)
PASS: MLIR :: mlir-reduce/dce-test.mlir (3505 of 3507)
command timed out: 1200 seconds without output running [b'ninja', b'check-mlir'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=1906.447722

```

</details>

https://github.com/llvm/llvm-project/pull/159394