Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
8d418201a6
This PR changes the automation in `deriving_LawfulEq_tactic_step` to use `with_reducible` when asserting the shape of the goal using `change`, so that we do not accidentally unfold `x == x'` calls here. Fixes #10416. |
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