update dependencies

coq-lambda-rust.opam

@@ -13,7 +13,7 @@ the type system, and safety proof for some Rust libraries.
 """
 
 depends: [
-  "coq-iris" { (= "dev.2023-11-17.0.e29d4cf8") | (= "dev") }
+  "coq-iris" { (= "dev.2023-12-15.0.5fbf777b") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]

theories/lang/heap.v

@@ -12,6 +12,7 @@ Import uPred.
 Definition lock_stateR : cmra :=
   csumR (exclR unitO) natR.
 
+(* These days this could use gmap_view, but this code predates that. *)
 Definition heapUR : ucmra :=
   gmapUR loc (prodR (prodR fracR lock_stateR) (agreeR valO)).