osrm-backend: fix `gcc-13` build

Without the change build fails on `master` as
https://hydra.nixos.org/build/247690774:

   /build/source/include/util/coordinate.hpp:66:34: error: 'int32_t' is not a member of 'std'
      66 | using FixedLatitude = Alias<std::int32_t, tag::latitude>;
         |                                  ^~~~~~~

1 files changed, 14 insertions, 2 deletions

diff --git a/pkgs/servers/osrm-backend/default.nix b/pkgs/servers/osrm-backend/default.nix
index 454cb7abc1c5..bf1d588ff1a6 100644
--- a/pkgs/servers/osrm-backend/default.nix
+++ b/pkgs/servers/osrm-backend/default.nix
@@ -1,4 +1,4 @@
-{lib, stdenv, fetchFromGitHub, cmake, pkg-config, bzip2, libxml2, libzip, boost179, lua, luabind, tbb, expat}:
+{lib, stdenv, fetchFromGitHub, fetchpatch, cmake, pkg-config, bzip2, libxml2, libzip, boost179, lua, luabind, tbb, expat}:
 
 stdenv.mkDerivation rec {
   pname = "osrm-backend";
@@ -15,12 +15,24 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ bzip2 libxml2 libzip boost179 lua luabind tbb expat ];
 
-  patches = [ ./darwin.patch ];
+  patches = [
+    # gcc-13 build fix:
+    #   https://github.com/Project-OSRM/osrm-backend/pull/6632
+    (fetchpatch {
+      name = "gcc-13.patch";
+      url = "https://github.com/Project-OSRM/osrm-backend/commit/af59a9cfaee4d601b5c88391624a05f2a38da17b.patch";
+      hash = "sha256-dB9JP/DrJXpFGLD/paein2z64UtHIYZ17ycb91XWpEI=";
+    })
+
+    ./darwin.patch
+  ];
 
   env.NIX_CFLAGS_COMPILE = toString [
     # Needed with GCC 12
     "-Wno-error=stringop-overflow"
     "-Wno-error=uninitialized"
+    # Needed for GCC 13
+    "-Wno-error=array-bounds"
   ];
 
   postInstall = "mkdir -p $out/share/osrm-backend && cp -r ../profiles $out/share/osrm-backend/profiles";