From 5966baddb7bba01f6f59b16b1d067d53879b3b71 Mon Sep 17 00:00:00 2001
From: rowanG077 <goemansrowan@gmail.com>
Date: Thu, 5 May 2022 14:42:44 +0200
Subject: [PATCH] spirv-llvm-translator: 2021-06-13 -> 2022-05-04

---
 .../spirv-llvm-translator/default.nix         | 21 +++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/compilers/spirv-llvm-translator/default.nix b/pkgs/development/compilers/spirv-llvm-translator/default.nix
index 0dff7f0e1b09..abcc93c62d53 100644
--- a/pkgs/development/compilers/spirv-llvm-translator/default.nix
+++ b/pkgs/development/compilers/spirv-llvm-translator/default.nix
@@ -4,29 +4,42 @@
 , pkg-config
 , lit
 , llvm_11
+, spirv-headers
+, spirv-tools
 }:
 
 stdenv.mkDerivation rec {
   pname = "SPIRV-LLVM-Translator";
-  version = "unstable-2021-06-13";
+  version = "unstable-2022-05-04";
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "SPIRV-LLVM-Translator";
-    rev = "c67e6f26a7285aa753598ef792593ac4a545adf9";
-    sha256 = "sha256-1s3lVNTQDl+pUvbzSMsp3cOUSm6I4DzqJxnLMeeE3F4=";
+    rev = "99420daab98998a7e36858befac9c5ed109d4920";
+    sha256 = "sha256-/vUyL6Wh8hykoGz1QmT1F7lfGDEmG4U3iqmqrJxizOg=";
   };
 
   nativeBuildInputs = [ pkg-config cmake llvm_11.dev ];
 
-  buildInputs = [ llvm_11 ];
+  buildInputs = [ spirv-headers spirv-tools llvm_11 ];
 
   checkInputs = [ lit ];
 
+  makeFlags = [ "llvm-spirv" ];
+
   cmakeFlags = [
     "-DLLVM_INCLUDE_TESTS=ON"
+    "-DLLVM_DIR=${llvm_11.dev}"
+    "-DBUILD_SHARED_LIBS=YES"
+    "-DLLVM_SPIRV_BUILD_EXTERNAL=YES"
   ];
 
+  prePatch = ''
+    substituteInPlace ./test/CMakeLists.txt \
+      --replace 'SPIRV-Tools' 'SPIRV-Tools-shared'
+  '';
+
+
   # FIXME: CMake tries to run "/llvm-lit" which of course doesn't exist
   doCheck = false;