From 2f91ac81a856d9cc10b22899d58707a98dae0d92 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Sun, 4 Dec 2022 17:40:01 +0100
Subject: [PATCH] wasilibc: Disable bulk memory operations

Firefox's vendored wasm2c version does not supported those yet.

via https://bugzilla.mozilla.org/show_bug.cgi?id=1773200#c4
and https://hg.mozilla.org/mozilla-central/rev/d190451aa436
---
 pkgs/development/libraries/wasilibc/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/wasilibc/default.nix b/pkgs/development/libraries/wasilibc/default.nix
index 9308e0a0106c..09c3d0d95f7b 100644
--- a/pkgs/development/libraries/wasilibc/default.nix
+++ b/pkgs/development/libraries/wasilibc/default.nix
@@ -38,7 +38,10 @@ stdenv.mkDerivation {
       "SYSROOT_LIB:=$SYSROOT_LIB"
       "SYSROOT_INC:=$SYSROOT_INC"
       "SYSROOT_SHARE:=$SYSROOT_SHARE"
+      # https://bugzilla.mozilla.org/show_bug.cgi?id=1773200
+      "BULK_MEMORY_SOURCES:="
     )
+
   '';
 
   enableParallelBuilding = true;