patch.diff

diff --git a/pkgs/development/interpreters/wasmtime/default.nix b/pkgs/development/interpreters/wasmtime/default.nix
index 9ab115df47c..eadc0d3e8a6 100644
--- a/pkgs/development/interpreters/wasmtime/default.nix
+++ b/pkgs/development/interpreters/wasmtime/default.nix
@@ -1,4 +1,4 @@
-{ rustPlatform, fetchFromGitHub, lib, python, cmake, llvmPackages, clang, stdenv, darwin }:
+{ rustPlatform, fetchFromGitHub, lib, python, cmake, llvmPackages, clang, stdenv, darwin, ninja, gn }:

 rustPlatform.buildRustPackage rec {
   pname = "wasmtime";
@@ -8,7 +8,8 @@ rustPlatform.buildRustPackage rec {
     owner = "bytecodealliance";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-yWi4bz+DvTMy/Krt6uqg8M1Keah2ynEvgnupiBPahiY";
+    sha256 = "sha256-yWi4bz+DvTMy/Krt6uqg8M1Keah2ynEvgnupiBPahiY=";
+
     fetchSubmodules = true;
   };

@@ -18,6 +19,10 @@ rustPlatform.buildRustPackage rec {
   buildInputs = [ llvmPackages.libclang ] ++
    lib.optionals stdenv.isDarwin [ darwin.apple_sdk.frameworks.Security ];
   LIBCLANG_PATH = "${llvmPackages.libclang.lib}/lib";
+  CLANG_BASE_PATH = "${clang}";
+  GN = "${gn}/bin/gn";
+  NINJA = "${ninja}/bin/ninja";
+  V8_FROM_SOURCE = "1";

   configurePhase = ''
     export HOME=$TMP;