From b25d1e2da70a1ed417f55650d80736df22e912d5 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Thu, 13 Jun 2024 10:47:26 +0200
Subject: Fix a proof

---
 backends/lean/Base/Primitives/ArraySlice.lean | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'backends/lean/Base/Primitives/ArraySlice.lean')

diff --git a/backends/lean/Base/Primitives/ArraySlice.lean b/backends/lean/Base/Primitives/ArraySlice.lean
index 157f9df1..17ee626f 100644
--- a/backends/lean/Base/Primitives/ArraySlice.lean
+++ b/backends/lean/Base/Primitives/ArraySlice.lean
@@ -126,7 +126,7 @@ abbrev Slice.v {α : Type u} (v : Slice α) : List α := v.val
 example {a: Type u} (v : Slice a) : v.length ≤ Scalar.max ScalarTy.Usize := by
   scalar_tac
 
-def Slice.new (α : Type u): Slice α := ⟨ [], by apply Scalar.cMax_suffices .Usize; simp; decide ⟩
+def Slice.new (α : Type u): Slice α := ⟨ [], by apply Scalar.cMax_suffices .Usize; simp ⟩
 
 -- TODO: very annoying that the α is an explicit parameter
 def Slice.len (α : Type u) (v : Slice α) : Usize :=
-- 
cgit v1.2.3


From b3dd78ff4c8785b6ff9bce9927df90f8c78a9109 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Thu, 13 Jun 2024 22:04:13 +0200
Subject: Update Lean to v4.9.0-rc1

---
 backends/lean/Base/Primitives/ArraySlice.lean | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'backends/lean/Base/Primitives/ArraySlice.lean')

diff --git a/backends/lean/Base/Primitives/ArraySlice.lean b/backends/lean/Base/Primitives/ArraySlice.lean
index 17ee626f..be460987 100644
--- a/backends/lean/Base/Primitives/ArraySlice.lean
+++ b/backends/lean/Base/Primitives/ArraySlice.lean
@@ -325,8 +325,7 @@ theorem Slice.subslice_spec {α : Type u} [Inhabited α] (s : Slice α) (r : Ran
   have := List.index_slice r.start.val r.end_.val i s.val (by scalar_tac) (by scalar_tac) (by trivial) (by scalar_tac)
   simp [*]
 
-attribute [pp_dot] List.len List.length List.index -- use the dot notation when printing
-set_option pp.coercions false -- do not print coercions with ↑ (this doesn't parse)
+set_option pp.fieldNotation.generalized true
 
 def Slice.update_subslice (α : Type u) (s : Slice α) (r : Range Usize) (ss : Slice α) : Result (Slice α) :=
   -- TODO: not completely sure here
-- 
cgit v1.2.3