From 7cf72768c0a19efbf561f3838c6afdee6e7821fd Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Mon, 30 Jan 2023 19:49:15 -0300
Subject: [PATCH] glslang: revert AppleClang linker option

---
 pkgs/development/compilers/glslang/default.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pkgs/development/compilers/glslang/default.nix b/pkgs/development/compilers/glslang/default.nix
index 32a3dfff9d49..e0e980483064 100644
--- a/pkgs/development/compilers/glslang/default.nix
+++ b/pkgs/development/compilers/glslang/default.nix
@@ -33,6 +33,14 @@ stdenv.mkDerivation rec {
       url = "https://github.com/KhronosGroup/glslang/commit/7627bd89583c5aafb8b38c81c15494019271fabf.patch";
       hash = "sha256-1Dwhn78PG4gAGgEwTXpC+mkZRyvy8sTIsEvihXFeNaQ=";
     })
+    # Upstream tries to detect the Darwin linker by checking for AppleClang, but it’s just Clang in nixpkgs.
+    # Revert the commit to allow the build to work on Darwin with the nixpkg Darwin Clang toolchain.
+    (fetchpatch {
+      name = "Fix-Darwin-linker-error.patch";
+      url = "https://github.com/KhronosGroup/glslang/commit/586baa35a47b3aa6ad3fa829a27f0f4206400668.patch";
+      hash = "sha256-paAl4E8GzogcxDEzn/XuhNH6XObp+i7WfArqAiuH4Mk=";
+      revert = true;
+    })
   ];
 
   postPatch = ''