From cbee9d7965197fc1452c70407253410316624c69 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Mon, 2 Jan 2023 14:44:38 +0100
Subject: [PATCH] ats-acc: fix build

---
 pkgs/development/compilers/ats2/default.nix | 4 ++++
 pkgs/development/tools/ats-acc/default.nix  | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/pkgs/development/compilers/ats2/default.nix b/pkgs/development/compilers/ats2/default.nix
index a5c4f00f0f5e..f9ba2e1ac417 100644
--- a/pkgs/development/compilers/ats2/default.nix
+++ b/pkgs/development/compilers/ats2/default.nix
@@ -34,6 +34,10 @@ stdenv.mkDerivation rec {
     hash = "sha256-UWgDjFojPBYgykrCrJyYvVWY+Gc5d4aRGjTWjc528AM=";
   };
 
+  postPatch = lib.optionalString stdenv.cc.isClang ''
+    sed -i 's/gcc/clang/g' utils/*/DATS/atscc_util.dats
+  '';
+
   buildInputs = [ gmp ];
 
   # Disable parallel build, errors:
diff --git a/pkgs/development/tools/ats-acc/default.nix b/pkgs/development/tools/ats-acc/default.nix
index 73e475da3942..5a3cd9c64010 100644
--- a/pkgs/development/tools/ats-acc/default.nix
+++ b/pkgs/development/tools/ats-acc/default.nix
@@ -11,6 +11,11 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-Wp39488YNL40GKp4KaJwhi75PsYP+gMtrZqAvs4Q/sw=";
   };
 
+  postPatch = ''
+    substituteInPlace Makefile \
+      --replace "mv acc \''$(PATSHOME)/bin/" "install -Dm755 acc ${placeholder "out"}/bin/"
+  '';
+
   nativeBuildInputs = [ ats2 ];
 
   meta = with lib; {