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Adapt to rocq-prover/rocq#21241 (stop relying on eq_rec being defined from eq_rect) #44

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Merged
samuelgruetter merged 1 commit into from
Oct 28, 2025
Merged

Adapt to rocq-prover/rocq#21241 (stop relying on eq_rec being defined from eq_rect) #44

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3 changes: 2 additions & 1 deletion Kami/Lib/DepEq.v
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,8 @@ Ltac generalize_proof :=
end.

Ltac eq_rect_simpl :=
unfold eq_rec_r, eq_rec;
unfold eq_rec_r;
change eq_rec with (fun A x (P:A -> Set) => @eq_rect A x P);
repeat rewrite eq_rect_nat_double;
repeat rewrite <- (eq_rect_eq_dec Nat.eq_dec).

Expand Down
14 changes: 7 additions & 7 deletions Kami/Lib/Word.v
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Expand Up @@ -3934,7 +3934,7 @@ Lemma wrshifta_0:
forall sz (w: word sz), wrshifta w 0 = w.
Proof.
unfold wrshifta; intros; simpl.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
unfold sext.
destruct (wmsb w false).
- cbn; rewrite combine_n_0.
Expand All @@ -3947,7 +3947,7 @@ Lemma wrshifta_WO:
forall n, wrshifta WO n = WO.
Proof.
unfold wrshifta; cbn; intros.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
rewrite wzero_eq_rect.
rewrite <-combine_wzero.
rewrite split2_combine.
Expand All @@ -3974,7 +3974,7 @@ Proof.
intros.
unfold wrshifta; cbn.
rewrite sext_wzero.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
rewrite wzero_eq_rect.
rewrite <-combine_wzero.
rewrite split2_combine.
Expand Down Expand Up @@ -4250,7 +4250,7 @@ Lemma wordToNat_wrshifta:
Proof.
unfold wrshifta; intros.
rewrite wordToNat_split2.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
rewrite wordToNat_eq_rect.
reflexivity.
Qed.
Expand Down Expand Up @@ -4287,7 +4287,7 @@ Proof.

- unfold wlshift; intros.
rewrite wordToNat_split1.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
rewrite wordToNat_eq_rect.
rewrite wordToNat_combine.
rewrite wordToNat_wzero; simpl.
Expand Down Expand Up @@ -6743,7 +6743,7 @@ Proof.
apply wordToNat_inj.
unfold wlshift.
rewrite? wordToNat_split1.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
rewrite? wordToNat_eq_rect.
rewrite? wordToNat_combine.
rewrite? wordToNat_wzero.
Expand Down Expand Up @@ -6792,7 +6792,7 @@ Proof.
apply wordToNat_inj.
unfold wlshift.
rewrite? wordToNat_split1.
unfold eq_rec_r, eq_rec.
eq_rect_simpl.
rewrite? wordToNat_eq_rect.
rewrite? wordToNat_combine.
rewrite? wordToNat_wzero.
Expand Down