From a16c31244b904cb0ee152eca2c0c01c3be0fdc7f Mon Sep 17 00:00:00 2001
From: xeji <36407913+xeji@users.noreply.github.com>
Date: Mon, 21 May 2018 17:44:15 +0200
Subject: [PATCH] faust2: fix build with llvm 5.0.2 (#40672)

build was broken by  llvm: 5.0.1 -> 5.0.2 (#39979)
---
 pkgs/applications/audio/faust/faust2.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pkgs/applications/audio/faust/faust2.nix b/pkgs/applications/audio/faust/faust2.nix
index 877bd26a5c1bf7..16d373d22174d0 100644
--- a/pkgs/applications/audio/faust/faust2.nix
+++ b/pkgs/applications/audio/faust/faust2.nix
@@ -73,6 +73,13 @@ let
       sed '52iLLVM_VERSION=${stdenv.lib.getVersion llvm}' -i compiler/Makefile.unix
     '';
 
+    postPatch = ''
+      # fix build with llvm 5.0.2 by adding it to the list of known versions
+      # TODO: check if still needed on next update
+      substituteInPlace compiler/Makefile.unix \
+        --replace "5.0.0 5.0.1" "5.0.0 5.0.1 5.0.2"
+    '';
+
     # Remove most faust2appl scripts since they won't run properly
     # without additional paths setup. See faust.wrap,
     # faust.wrapWithBuildEnv.
@@ -193,6 +200,7 @@ let
 
       propagatedBuildInputs = [ faust ] ++ propagatedBuildInputs;
 
+
       postFixup = ''
 
         # export parts of the build environment