v1.4.1

ForwardDiff v1.4.1

Diff since v1.4.0

Merged pull requests:

• Remove allocations of nested Jacobians of StaticArrays (#810) (@albert-de-montserrat)
• Bump codecov/codecov-action from 6 to 7 (#814) (@dependabot[bot])

v1.4.0

ForwardDiff v1.4.0

Diff since v1.3.3

Merged pull requests:

• CompatHelper: bump compat for JET in [extras] to 0.11, (keep existing compat) (#789) (@github-actions[bot])
• Bump codecov/codecov-action from 5 to 6 (#799) (@dependabot[bot])
• Bump julia-actions/setup-julia from 2 to 3 (#802) (@dependabot[bot])
• CompatHelper: bump compat for LogExpFunctions to 1, (keep existing compat) (#808) (@github-actions[bot])

Closed issues:

• Tagcount ordering across precompiled packages- expected behavior? (#801)
• ifelse(x <= 0, …) Jacobian at x=0 depends on chunk size (#806)

v1.3.3

ForwardDiff v1.3.3

Diff since v1.3.2

Merged pull requests:

• Bump julia-actions/cache from 2 to 3 (#796) (@dependabot[bot])
• Avoid reshape allocation in extract_jacobian! for Matrix results (#797) (@ChrisRackauckas-Claude)

v1.3.2

ForwardDiff v1.3.2

Diff since v1.3.1

Merged pull requests:

• Update documentation formatting and infrastructure (#792) (@abhro)
• Remove explicit != methods for Dual (#793) (@JamesWrigley)

v1.3.1

ForwardDiff v1.3.1

Diff since v1.3.0

Merged pull requests:

• Bump actions/checkout from 5 to 6 (#786) (@dependabot[bot])
• Define < and isless for Partials (#791) (@devmotion)

v1.3.0

ForwardDiff v1.3.0

Diff since v1.2.2

Merged pull requests:

• Add derivative rule for LinearAlgebra.givensAlgorithm (#783) (@devmotion)

Closed issues:

• Method ambiguities reported by Aqua (#681)

v1.2.2

ForwardDiff v1.2.2

Diff since v1.2.1

Merged pull requests:

• Backport #770 to ForwardDiff 0.10 (#773) (@devmotion)
• CI tests with NaN-safe mode (#776) (@devmotion)
• Fix NaN-safe mode (#777) (@devmotion)
• Avoid non-lazy string interpolation and replace @assert with ArgumentError (#779) (@devmotion)
• Bump version from 1.2.1 to 1.2.2 (#782) (@devmotion)

Closed issues:

• Allocation tests broken since Julia 1.9 (#689)
• NaN gradient occurring in SpecialFunctions.gamma, when using float arguments. (#705)
• Product of Inf terms leading to NaNs (#745)
• NaN-safe mode is not NaN-safe enough (#774)
• Zero code coverage for NaN-safe mode (#775)
• JET.@test_opt fails on Julia >= 1.12 due to AssertionErrors (#778)
• Type stability of gradient and jacobian (#781)

v0.10.39

ForwardDiff v0.10.39

Diff since v0.10.38

This release has been identified as a backport.
Automated changelogs for backports tend to be wildly incorrect.
Therefore, the list of issues and pull requests is hidden.

v1.2.1

ForwardDiff v1.2.1

Diff since v1.2.0

Merged pull requests:

• Fix gradient and Jacobian for functions with Dual output (#770) (@devmotion)

Closed issues:

• ForwardDiff.gradient and ForwardDiff.jacobian don't handle functions with ForwardDiff.Dual output correctly (#769)

v1.2.0

ForwardDiff v1.2.0

Diff since v1.1.0

Merged pull requests:

• improve performance of hessians with static arrays (#751) (@longemen3000)
• Fix tests by using tag types instead of instances (#768) (@devmotion)
• prevent adding methods to the functions > and >= (#771) (@nsajko)
• v1.2.0 (#772) (@nsajko)

Closed issues:

• Performance issue/allocations in DiffResults-hessian! with StaticArrays. (#720)