From e75fa06bb72a158264741d85d4d07924f64167f7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20L=C3=B3pez?= <emilio.lopez@trailofbits.com>
Date: Thu, 26 Oct 2023 11:10:54 -0300
Subject: [PATCH] Use musl on Linux

---
 flake.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/flake.nix b/flake.nix
index 199935380..a34a3c3dd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -15,7 +15,10 @@
   outputs = { self, nixpkgs, flake-utils, nix-bundle-exe, ... }:
     flake-utils.lib.eachDefaultSystem (system:
       let
-        pkgs = nixpkgs.legacyPackages.${system};
+        systemPkgs = nixpkgs.legacyPackages.${system};
+        # prefer musl on Linux, static glibc + threading does not work properly
+        # TODO: maybe only override it for echidna-redistributable?
+        pkgs = if systemPkgs.stdenv.hostPlatform.isLinux then systemPkgs.pkgsMusl else systemPkgs;
         # this is not perfect for development as it hardcodes solc to 0.5.7, test suite runs fine though
         # would be great to integrate solc-select to be more flexible, improve this in future
         solc = pkgs.stdenv.mkDerivation {