From 0956fc22d8d732dd589a819b825e61c691e78a5d Mon Sep 17 00:00:00 2001
From: Will Cohen <willcohen@users.noreply.github.com>
Date: Fri, 24 Jun 2022 11:05:38 -0400
Subject: [PATCH] binaryen: backport patch for wasm2js

---
 pkgs/development/compilers/binaryen/default.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/binaryen/default.nix b/pkgs/development/compilers/binaryen/default.nix
index e526fd46546..6aeaeac8a1e 100644
--- a/pkgs/development/compilers/binaryen/default.nix
+++ b/pkgs/development/compilers/binaryen/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, cmake, python3, fetchFromGitHub, emscripten,
-  gtest, lit, nodejs, filecheck
+  gtest, lit, nodejs, filecheck, fetchpatch
 }:
 
 stdenv.mkDerivation rec {
@@ -13,6 +13,14 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-HMPoiuTvYhTDaBUfSOfh/Dt4FdO9jGqUaFpi92pnscI=";
   };
 
+  patches = [
+    # https://github.com/WebAssembly/binaryen/pull/4321
+    (fetchpatch {
+      url = "https://github.com/WebAssembly/binaryen/commit/93b8849d9f98ef7ed812938ff0b3219819c2be77.patch";
+      sha256 = "sha256-Duan/B9A+occ5Lj2SbRX793xIfhzHbdYPI5PyTNCZoU=";
+    })
+  ];
+
   nativeBuildInputs = [ cmake python3 ];
 
   preConfigure = ''