From fee5c26d7c70de94ca27cfcac35217b21e3cbeac Mon Sep 17 00:00:00 2001
From: shivaraj-bh <me@shivaraj-bh.in>
Date: Fri, 27 Sep 2024 20:54:02 +0530
Subject: [PATCH] osrm-backend: fix build on `x86_64-darwin`

---
 pkgs/servers/osrm-backend/default.nix | 28 ++++++++++++++++++++-------
 1 file changed, 21 insertions(+), 7 deletions(-)

diff --git a/pkgs/servers/osrm-backend/default.nix b/pkgs/servers/osrm-backend/default.nix
index 23a3d85b91e2..9adbf38811ef 100644
--- a/pkgs/servers/osrm-backend/default.nix
+++ b/pkgs/servers/osrm-backend/default.nix
@@ -53,13 +53,27 @@ stdenv.mkDerivation rec {
     })
   ];
 
-  env.NIX_CFLAGS_COMPILE = toString [
-    # Needed with GCC 12
-    "-Wno-error=stringop-overflow"
-    "-Wno-error=uninitialized"
-    # Needed for GCC 13
-    "-Wno-error=array-bounds"
-  ];
+  env.NIX_CFLAGS_COMPILE = toString (
+    [
+      # Needed with GCC 12
+      "-Wno-error=stringop-overflow"
+      "-Wno-error=uninitialized"
+      # Needed for GCC 13
+      "-Wno-error=array-bounds"
+    ]
+    ++
+      # error: aligned deallocation function of type 'void (void *, std::align_val_t) noexcept' is only available on macOS 10.13 or newer
+      (lib.optionals
+        (
+          stdenv.hostPlatform.isDarwin
+          && stdenv.hostPlatform.isx86_64
+          && lib.versionOlder stdenv.hostPlatform.darwinMinVersion "10.13"
+        )
+        [
+          "-faligned-allocation"
+        ]
+      )
+  );
 
   postInstall = ''
     mkdir -p $out/share/osrm-backend