From 900db7c04ef9cc23824cc27f9b533bfd1a45635e Mon Sep 17 00:00:00 2001
From: Tom Hall <tahall256@protonmail.ch>
Date: Fri, 25 Aug 2023 09:59:52 +0100
Subject: [PATCH] valhalla: Fix build error relating to std::set

---
 pkgs/development/libraries/valhalla/default.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/development/libraries/valhalla/default.nix b/pkgs/development/libraries/valhalla/default.nix
index 778161622563..bfd23747db0a 100644
--- a/pkgs/development/libraries/valhalla/default.nix
+++ b/pkgs/development/libraries/valhalla/default.nix
@@ -1,6 +1,7 @@
 { lib
 , stdenv
 , fetchFromGitHub
+, fetchpatch
 , cmake
 , pkg-config
 , boost
@@ -29,6 +30,14 @@ stdenv.mkDerivation (finalAttrs: {
     fetchSubmodules = true;
   };
 
+  patches = [
+    # Fix build
+    (fetchpatch {
+      url = "https://github.com/valhalla/valhalla/commit/e4845b68e8ef8de9eabb359b23bf34c879e21f2b.patch";
+      hash = "sha256-xCufmXHGj1JxaMwm64JT9FPY+o0+x4glfJSYLdvHI8U=";
+    })
+  ];
+
   postPatch = ''
     substituteInPlace src/bindings/python/CMakeLists.txt \
       --replace "\''${Python_SITEARCH}" "${placeholder "out"}/${python3.sitePackages}"