1 files changed, 37 insertions, 0 deletions
diff --git a/backends/lean/Base/Primitives/Alloc.lean b/backends/lean/Base/Primitives/Alloc.lean
new file mode 100644
index 00000000..6c89c6bb
--- /dev/null
+++ b/backends/lean/Base/Primitives/Alloc.lean
@@ -0,0 +1,37 @@
+import Lean
+import Base.Primitives.Base
+import Base.Primitives.CoreOps
+
+open Primitives
+open Result
+
+namespace alloc
+
+namespace boxed -- alloc.boxed
+
+namespace Box -- alloc.boxed.Box
+
+def deref (T : Type) (x : T) : Result T := ret x
+def deref_mut (T : Type) (x : T) : Result T := ret x
+def deref_mut_back (T : Type) (_ : T) (x : T) : Result T := ret x
+
+/-- Trait instance -/
+def coreopsDerefInst (Self : Type) :
+  core.ops.deref.Deref Self := {
+  Target := Self
+  deref := deref Self
+}
+
+/-- Trait instance -/
+def coreopsDerefMutInst (Self : Type) :
+  core.ops.deref.DerefMut Self := {
+  derefInst := coreopsDerefInst Self
+  deref_mut := deref_mut Self
+  deref_mut_back := deref_mut_back Self
+}
+
+end Box -- alloc.boxed.Box
+
+end boxed -- alloc.boxed
+
+end alloc