intel / intel/llvm

Subgroup/reduce.cpp failing on PVC/BMG with driver 25.44.36015.5

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bug confirmed
Dominant language
LLVM
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Description

### Describe the bug

```
FAIL: SYCL :: SubGroup/reduce.cpp (162 of 1838)
******************** TEST 'SYCL :: SubGroup/reduce.cpp' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 2
env ONEAPI_DEVICE_SELECTOR=level_zero:gpu /__w/llvm/llvm/build-e2e/SubGroup/Output/reduce.cpp.tmp.out
# executed command: env ONEAPI_DEVICE_SELECTOR=level_zero:gpu /__w/llvm/llvm/build-e2e/SubGroup/Output/reduce.cpp.tmp.out
# .---command stdout------------
# | Unexpected result for reduce_St4plusIlE: 25916604480 expected value: 560
# `-----------------------------
# error: command failed with exit status: 1

--
```

https://github.com/intel/llvm/actions/runs/19657566648/job/56298365138?pr=20754

### To reproduce

_No response_

### Environment

- OS: [e.g Windows/Linux]
- Target device and vendor: [e.g. Intel GPU]
- DPC++ version: [e.g. commit hash or output of `clang++ --version`]
- Dependencies version: [e.g. the output of `sycl-ls --verbose`]

### Additional context

_No response_

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