From eb5b2e76de6e2c6780b9817c1424777276ea5e00 Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Thu, 25 Apr 2024 16:27:43 +0200
Subject: Update the backend and ExtractBuiltin.ml

---
 backends/coq/Primitives.v               | 7 +++++++
 backends/fstar/Primitives.fst           | 6 ++++++
 backends/lean/Base/Primitives/Core.lean | 2 +-
 3 files changed, 14 insertions(+), 1 deletion(-)

(limited to 'backends')

diff --git a/backends/coq/Primitives.v b/backends/coq/Primitives.v
index 5ffda12f..b29fce43 100644
--- a/backends/coq/Primitives.v
+++ b/backends/coq/Primitives.v
@@ -564,6 +564,13 @@ Definition core_clone_CloneI128 : core_clone_Clone i128 := {|
   clone := fun x => Ok (core_clone_impls_CloneI128_clone x)
 |}.
 
+(** [core::option::{core::option::Option<T>}::unwrap] *)
+Definition core_option_Option_unwrap (T : Type) (x : option T) : result T :=
+  match x with
+  | None => Fail_ Failure
+  | Some x => Ok x
+  end.
+
 (*** core::ops *)
 
 (* Trait declaration: [core::ops::index::Index] *)
diff --git a/backends/fstar/Primitives.fst b/backends/fstar/Primitives.fst
index c7c9f9db..9951ccc3 100644
--- a/backends/fstar/Primitives.fst
+++ b/backends/fstar/Primitives.fst
@@ -540,6 +540,12 @@ let core_clone_CloneI128 : core_clone_Clone i128 = {
   clone = fun x -> Ok (core_clone_impls_CloneI128_clone x)
 }
 
+(** [core::option::{core::option::Option<T>}::unwrap] *)
+let core_option_Option_unwrap (t : Type0) (x : option t) : result t =
+  match x with
+  | None -> Fail Failure
+  | Some x -> Ok x
+
 (*** core::ops *)
 
 // Trait declaration: [core::ops::index::Index]
diff --git a/backends/lean/Base/Primitives/Core.lean b/backends/lean/Base/Primitives/Core.lean
index b7dd6d2c..14a51bc1 100644
--- a/backends/lean/Base/Primitives/Core.lean
+++ b/backends/lean/Base/Primitives/Core.lean
@@ -51,7 +51,7 @@ def clone.CloneBool : clone.Clone Bool := {
   clone := fun b => ok (clone.impls.CloneBool.clone b)
 }
 
-namespace option
+namespace option -- core.option
 
 /- [core::option::{core::option::Option<T>}::unwrap] -/
 def Option.unwrap (T : Type) (x : Option T) : Result T :=
-- 
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