From ac12bdfc96c7981226d711ac1b8d67c1683fcad1 Mon Sep 17 00:00:00 2001
From: Dominic Steinitz <dominic@steinitz.org>
Date: Fri, 2 Aug 2019 12:12:22 +0100
Subject: [PATCH] sundials: relax tolerance for test_sunmatrix_sparse

This test fails on MacOS otherwise, due to slightly different math.

Only add for sundials 4, it's not in sundials_3 yet.
---
 pkgs/development/libraries/sundials/3.x.nix     | 12 +++++++-----
 pkgs/development/libraries/sundials/default.nix | 17 ++++++++++++-----
 2 files changed, 19 insertions(+), 10 deletions(-)

diff --git a/pkgs/development/libraries/sundials/3.x.nix b/pkgs/development/libraries/sundials/3.x.nix
index 999b73af7b4..6b40a7b62e6 100644
--- a/pkgs/development/libraries/sundials/3.x.nix
+++ b/pkgs/development/libraries/sundials/3.x.nix
@@ -22,11 +22,13 @@ in stdenv.mkDerivation rec {
     sha256 = "0238r1qnwqz13wcjzfsbcfi8rfnlxcjjmxq2vpf2qf5jgablvna7";
   };
 
-  patches = [ (fetchurl {
-    # https://github.com/LLNL/sundials/pull/19
-    url = "https://github.com/LLNL/sundials/commit/1350421eab6c5ab479de5eccf6af2dcad1eddf30.patch";
-    sha256 = "0g67lixp9m85fqpb9rzz1hl1z8ibdg0ldwq5z6flj5zl8a7cw52l";
-  })];
+  patches = [
+    (fetchurl {
+      # https://github.com/LLNL/sundials/pull/19
+      url = "https://github.com/LLNL/sundials/commit/1350421eab6c5ab479de5eccf6af2dcad1eddf30.patch";
+      sha256 = "0g67lixp9m85fqpb9rzz1hl1z8ibdg0ldwq5z6flj5zl8a7cw52l";
+    })
+  ];
 
   cmakeFlags = [
     "-DEXAMPLES_INSTALL_PATH=${placeholder "out"}/share/examples"
diff --git a/pkgs/development/libraries/sundials/default.nix b/pkgs/development/libraries/sundials/default.nix
index a10ef0d4b8e..bd7a3aea7d4 100644
--- a/pkgs/development/libraries/sundials/default.nix
+++ b/pkgs/development/libraries/sundials/default.nix
@@ -22,11 +22,18 @@ in stdenv.mkDerivation rec {
     sha256 = "19ca4nmlf6i9ijqcibyvpprxzsdfnackgjs6dw51fq13gg1f2398";
   };
 
-  patches = [ (fetchurl {
-    # https://github.com/LLNL/sundials/pull/19
-    url = "https://github.com/LLNL/sundials/commit/1350421eab6c5ab479de5eccf6af2dcad1eddf30.patch";
-    sha256 = "0g67lixp9m85fqpb9rzz1hl1z8ibdg0ldwq5z6flj5zl8a7cw52l";
-  })];
+  patches = [
+    (fetchurl {
+      # https://github.com/LLNL/sundials/pull/19
+      url = "https://github.com/LLNL/sundials/commit/1350421eab6c5ab479de5eccf6af2dcad1eddf30.patch";
+      sha256 = "0g67lixp9m85fqpb9rzz1hl1z8ibdg0ldwq5z6flj5zl8a7cw52l";
+    })
+    (fetchurl {
+      # https://github.com/LLNL/sundials/pull/20
+      url = "https://github.com/LLNL/sundials/pull/20/commits/2d951bbe1ff7842fcd0dafa28c61b0aa94015f66.patch";
+      sha256 = "0lcr6m4lk14yqrxah4rdscpczny5l7m1zpfsjh8bgspadfsgk512";
+    })
+  ];
 
   cmakeFlags = [
     "-DEXAMPLES_INSTALL_PATH=${placeholder "out"}/share/examples"