Tags: JuliaDiff/ChainRules.jl

[Diff since v1.72.6](v1.72.6...v1.73.0)

**Merged pull requests:**
- Bump actions/github-script from 6.4.1 to 8.0.0 (#823) (@dependabot[bot])
- Bump actions/checkout from 5 to 6 (#827) (@dependabot[bot])
- Bump styfle/cancel-workflow-action from 0.12.1 to 0.13.0 (#831) (@dependabot[bot])
- Fix rrule for broadcasted over empty Tuple{} (#834) (@ChrisRackauckas-Claude)

**Closed issues:**
- LoadError: UndefVarError: `T` not defined in `ChainRules` (#826)
- `rrule` for `Broadcast.broadcasted` fails when broadcasted over `Tuple{}` (#830)
- Get the style directly from the broadcasted object (since julia v1.10) (#832)

[Diff since v1.72.5](v1.72.5...v1.72.6)

**Merged pull requests:**
- Bump actions/cache from 2 to 4 (#771) (@dependabot[bot])
- Bump actions/checkout from 4 to 5 and switch from actions/cache@2 to julia-actions/cache@2 (#822) (@dependabot[bot])
- Handle Base.hypot with more than 2 arguments (#824) (@moble)
- Remove old warning about map (#825) (@moble)

**Closed issues:**
- `rrule` for `map` for tuples is outdated with respect to JuliaLang/julia#42216 (#798)

[Diff since v1.72.4](v1.72.4...v1.72.5)

**Merged pull requests:**
- Add `Core.has_free_typevars` rule (#821) (@topolarity)

[Diff since v1.72.3](v1.72.3...v1.72.4)

**Merged pull requests:**
- Make `Base.exponent`  non_differentiable (#820) (@jClugstor)

[Diff since v1.72.2](v1.72.2...v1.72.3)

**Merged pull requests:**
- Use `_return_type` from Base, not from `Core.Compiler` (#819) (@serenity4)

[Diff since v1.72.1](v1.72.1...v1.72.2)

**Merged pull requests:**
- Unthunk each element in `∇eachslice` (#814) (@pxl-th)

[Diff since v1.72.0](v1.72.0...v1.72.1)

**Merged pull requests:**
- Add StructArrays@0.2 compat (#813) (@pxl-th)

[Diff since v1.71.0](v1.71.0...v1.72.0)

**Merged pull requests:**
- CompatHelper: bump compat for GPUArraysCore to 0.2, (keep existing compat) (#812) (@github-actions[bot])

[Diff since v1.70.0](v1.70.0...v1.71.0)

**Merged pull requests:**
- Fix computing of array element type for `∇eachslice` (#808) (@BioTurboNick)

**Closed issues:**
- `∇eachslice` causes `UndefRefError` when input array contains references (#807)

[Diff since v1.69.0](v1.69.0...v1.70.0)

**Merged pull requests:**
- exclude julia 1.6 x86 from CI (#799) (@oxinabox)
- add notice about no primary maintainer (#802) (@oxinabox)
- Add @non_differentiable BitVector(::Any...) (#806) (@mhauru)