Bump Iris (numbers).

exercises/ex_04_parallel_add.v

@@ -3,7 +3,7 @@ In this exercise we use the spin-lock from the previous exercise to implement
 the running example during the lecture of the tutorial: proving that when two
 threads increase a reference that's initially zero by two, the result is four.
 *)
-From iris.algebra Require Import excl_auth frac_auth.
+From iris.algebra Require Import excl_auth frac_auth numbers.
 From iris.base_logic.lib Require Import invariants.
 From iris.heap_lang Require Import lib.par proofmode notation.
 From exercises Require Import ex_03_spinlock.

opam

@@ -9,7 +9,7 @@ dev-repo: "git+https://gitlab.mpi-sws.org/iris/tutorial-popl18.git"
 synopsis: "The Iris tutorial at POPL 2018"
 
 depends: [
-  "coq-iris" { (= "dev.2020-05-29.1.bd4f4625") | (= "dev") }
+  "coq-iris" { (= "dev.2020-06-18.3.5f98a0bf") | (= "dev") }
 ]
 
 build: [make "-j%{jobs}%"]

solutions/ex_04_parallel_add.v

@@ -3,7 +3,7 @@ In this exercise we use the spin-lock from the previous exercise to implement
 the running example during the lecture of the tutorial: proving that when two
 threads increase a reference that's initially zero by two, the result is four.
 *)
-From iris.algebra Require Import excl_auth frac_auth.
+From iris.algebra Require Import excl_auth frac_auth numbers.
 From iris.base_logic.lib Require Import invariants.
 From iris.heap_lang Require Import lib.par proofmode notation.
 From solutions Require Import ex_03_spinlock.

talks/demo/part4.v

 From iris.heap_lang Require Import proofmode notation.
 From iris.heap_lang.lib Require Import par.
-From iris.algebra Require Import frac_auth.
+From iris.algebra Require Import frac_auth numbers.
 Local Definition N := nroot .@ "example".
 
 (* PART 4: Parellel increment (from JH's talk) *)