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[ci-fix] Needs review: Widen Tan tolerance for ARM64 iOS simulator precision (refs #129045) #130016

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[ci-fix] Needs review: Widen Tan tolerance for ARM64 iOS simulator precision (refs #129045) #130016

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1de366d
Widen Tan tolerance for vectorized ARM64 divergence
github-actions[bot] Jun 30, 2026
064ba0b
ci: trigger checks
github-actions[bot] Jun 30, 2026
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4 changes: 3 additions & 1 deletion src/libraries/System.Numerics.Tensors/tests/TensorPrimitives.Generic.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -507,7 +507,9 @@ public static IEnumerable<object[]> SpanDestinationFunctionsToTest()
yield return Create(TensorPrimitives.Sinh, T.Sinh, Helpers.DetermineTolerance<T>(doubleTolerance: 1e-14));
yield return Create(TensorPrimitives.SinPi, T.SinPi, Helpers.DetermineTolerance<T>(doubleTolerance: 1e-13, floatTolerance: 1e-4f));
yield return Create(TensorPrimitives.Sqrt, T.Sqrt);
yield return Create(TensorPrimitives.Tan, T.Tan, trigTolerance);
// Tan = Sin/Cos amplifies range-reduction rounding for large radian inputs,
// so it needs wider tolerance than individual trig functions (matches non-FMA tolerance).
Comment on lines +510 to +511
yield return Create(TensorPrimitives.Tan, T.Tan, Helpers.DetermineTolerance<T>(doubleTolerance: 1e-10, floatTolerance: 1e-4f));
yield return Create(TensorPrimitives.Tanh, T.Tanh);
yield return Create(TensorPrimitives.TanPi, T.TanPi);
yield return Create(TensorPrimitives.Truncate, T.Truncate);
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