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…g details

  • Documented that the bug is in CUDA's vprintf syscall, not in SYCL
  • Added specific failure conditions for %hhd and %hd length modifiers
  • Verified via pure CUDA reproduction (nvcc 12.6.85)
  • Bug remains unfixed in CUDA 12.6 through 13.1 Update 1 (Jan 2026)
  • Added workaround suggestion: use %d for all int-promoted types

Related to #14734

@kekaczma kekaczma requested review from a team as code owners January 20, 2026 10:41
…g details

- Documented that the bug is in CUDA's vprintf syscall, not in SYCL
- Added specific failure conditions for %hhd and %hd length modifiers
- Verified via pure CUDA reproduction (nvcc 12.6.85)
- Bug remains unfixed in CUDA 12.6 through 13.1 Update 1 (Jan 2026)
- Added workaround suggestion: use %d for all int-promoted types

Related to #14734
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@YuriPlyakhin YuriPlyakhin left a comment

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LGTM. Could you please add [NFC] tag to title?

@kekaczma kekaczma changed the title [SYCL][Test] Update Printf/int.cpp XFAIL comment with CUDA vprintf bu… [SYCL][Test][NFC] Update Printf/int.cpp XFAIL comment with CUDA vprintf bu… Jan 21, 2026
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4 participants