From c4ab54144334723abbf73b9200ec50b132d65fe3 Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Wed, 11 Mar 2020 12:23:46 +0100
Subject: [PATCH 1/2] pari: backport bug fix

https://trac.sagemath.org/ticket/29313#comment:4
---
 pkgs/applications/science/math/pari/default.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/applications/science/math/pari/default.nix b/pkgs/applications/science/math/pari/default.nix
index 8886a0c8a69..8f2f740f248 100644
--- a/pkgs/applications/science/math/pari/default.nix
+++ b/pkgs/applications/science/math/pari/default.nix
@@ -1,5 +1,6 @@
 { stdenv
 , fetchurl
+, fetchpatch
 , gmp
 , readline
 , libX11
@@ -19,6 +20,15 @@ stdenv.mkDerivation rec {
     sha256 = "1jd65h2psrmba2dx7rkf5qidf9ka0cwbsg20pd18k45ggr30l467";
   };
 
+  patches = [
+    # https://trac.sagemath.org/ticket/29313#comment:1
+    (fetchpatch {
+      name = "backport-bug-fix.patch";
+      url = "https://git.archlinux.org/svntogit/community.git/plain/repos/community-x86_64/c7a1d35f.patch?h=packages/pari&id=27893d227290dc3821d68aa25877d9765c204dad";
+      sha256 = "0vm0fwyzj66cr32imip6srksd47s2s2sjl1rb26ph8gpfi3nalii";
+    })
+  ];
+
   buildInputs = [
     gmp
     readline

From ba589e24c9729352fa24594f67741142b55e6548 Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Wed, 11 Mar 2020 12:02:14 +0100
Subject: [PATCH 2/2] sage: patch for pari 2.11.3

---
 pkgs/applications/science/math/sage/sage-src.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/applications/science/math/sage/sage-src.nix b/pkgs/applications/science/math/sage/sage-src.nix
index 1cbea74edae..cd465a8c413 100644
--- a/pkgs/applications/science/math/sage/sage-src.nix
+++ b/pkgs/applications/science/math/sage/sage-src.nix
@@ -130,6 +130,13 @@ stdenv.mkDerivation rec {
       url = "https://git.sagemath.org/sage.git/patch/?h=c6d0308db15efd611211d26cfcbefbd180fc0831";
       sha256 = "0nwai2jr22h49km4hx3kwafs3mzsc5kwsv7mqwjf6ibwfx2bbgyq";
     })
+
+    # https://trac.sagemath.org/ticket/29313 (patch from ArchLinux)
+    (fetchpatch {
+      name = "pari-2.11.3.patch";
+      url = "https://aur.archlinux.org/cgit/aur.git/plain/sagemath-pari-2.11.3.patch?h=sagemath-git&id=02e1d58bd1cd70935d69a4990469d18be6bd2c43";
+      sha256 = "0z07444zvijyw96d11q7j81pvg7ysd6ycf1bbbjr6za9y74hv7d2";
+    })
   ];
 
   patches = nixPatches ++ bugfixPatches ++ packageUpgradePatches;