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[CI Fix] Update float8 saturation test for PyTorch nightly behavior#4359

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[CI Fix] Update float8 saturation test for PyTorch nightly behavior#4359
jainapurva wants to merge 1 commit intomainfrom
fix/float8-saturation-test

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@jainapurva jainapurva commented May 1, 2026

PyTorch nightly now implements saturated casting to float8_e4m3fn in eager mode (matching compiled mode behavior). Updated test to verify saturation instead of expecting NaN for out-of-range values.

Fixes H100 CI failures on main. Relates to issue

PyTorch nightly now implements saturated casting to float8_e4m3fn in eager
mode (matching compiled mode behavior). Updated test to verify saturation
instead of expecting NaN for out-of-range values.

Fixes H100 CI failures on main. Relates to issue #1912.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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pytorch-bot Bot commented May 1, 2026

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/ao/4359

Note: Links to docs will display an error until the docs builds have been completed.

❌ 1 New Failure

As of commit efe9317 with merge base 28e6aca (image):

NEW FAILURE - The following job has failed:

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@meta-cla meta-cla Bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label May 1, 2026
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