sage: don't pin pari

pkgs/applications/science/math/sage/default.nix

@@ -156,15 +156,7 @@ let
   # https://trac.sagemath.org/ticket/22191
   ecl = nixpkgs.ecl_16_1_2;
 
-  # sage currently uses an unreleased version of pari
-  # https://trac.sagemath.org/ticket/25567
-  pari = (nixpkgs.pari.override { withThread = false; }).overrideAttrs (attrs: rec {
-    version = "2.10-1280-g88fb5b3"; # on update remove pari-stackwarn patch from `sage-src.nix`
-    src = fetchurl {
-      url = "mirror://sageupstream/pari/pari-${version}.tar.gz";
-      sha256 = "19gbsm8jqq3hraanbmsvzkbh88iwlqbckzbnga3y76r7k42akn7m";
-    };
-  });
+  pari = nixpkgs.pari.override { withThread = false; };
 in
   python.pkgs.sage-wrapper // {
     doc = python.pkgs.sagedoc;

pkgs/applications/science/math/sage/sage-src.nix

@@ -53,10 +53,6 @@ stdenv.mkDerivation rec {
       sha256 = "1k3afq3qlzmgqwx6rzs5wv153vv9dsf5rk8pi61g57l3r3npbjmc";
     })
 
-    # Pari upstream has since accepted a patch, so this patch won't be necessary once sage updates pari.
-    # https://trac.sagemath.org/ticket/25312
-    ./patches/pari-stackwarn.patch
-
     # https://trac.sagemath.org/ticket/25345
     # (upstream patch doesn't apply on 8.2 source)
     ./patches/dochtml-optional.patch
@@ -87,6 +83,7 @@ stdenv.mkDerivation rec {
 
     # New glpk version has new warnings, filter those out until upstream sage has found a solution
     # https://trac.sagemath.org/ticket/24824
+    ./patches/pari-stackwarn.patch # not actually necessary since tha pari upgrade, but necessary for the glpk patch to apply
     (fetchpatch {
       url = "https://salsa.debian.org/science-team/sagemath/raw/58bbba93a807ca2933ca317501d093a1bb4b84db/debian/patches/dt-version-glpk-4.65-ignore-warnings.patch";
       sha256 = "0b9293v73wb4x13wv5zwyjgclc01zn16msccfzzi6znswklgvddp";
@@ -102,6 +99,18 @@ stdenv.mkDerivation rec {
 
     # https://trac.sagemath.org/ticket/24735
     ./patches/singular-4.1.1p2.patch
+
+    # https://trac.sagemath.org/ticket/25567 and dependency #25635
+    (fetchpatch {
+      name = "pari-upgrade-dependency.patch";
+      url = "https://git.sagemath.org/sage.git/patch/?id=6995e7cae1b3476ad0145f8dfc897cf91f0c3c4d";
+      sha256 = "1dvhabl1c9pwd9xkjvbjjg15mvb14b24p1f3cby1mlqk34d4lrs6";
+    })
+    (fetchpatch {
+      name = "pari-2.11.0.patch";
+      url = "https://git.sagemath.org/sage.git/patch/?id=7af4748cab37d651eaa88be501db88f4a5ffc584";
+      sha256 = "13f740ly3c19gcmhjngiycvmc3mcfj61y00i6jv0wmfgpm2z3ank";
+    })
   ];
 
   patches = nixPatches ++ packageUpgradePatches ++ [