muscle: compile with GCC for Darwin (#321551)

{ lib, stdenv, fetchFromGitHub }:

{ lib, gccStdenv, fetchFromGitHub }:

stdenv.mkDerivation rec {

gccStdenv.mkDerivation rec {

  pname = "muscle";

  version = "5.1.0";

  src = fetchFromGitHub {

    owner = "rcedgar";

    repo = pname;

  sourceRoot = "${src.name}/src";

  installPhase = ''

    install -m755 -D Linux/muscle $out/bin/muscle

  patches = [

    ./muscle-darwin-g++.patch

  ];

  installPhase =

    let

      target =

        if gccStdenv.isDarwin

        then "Darwin"

        else "Linux";

    in

    ''

      install -m755 -D ${target}/muscle $out/bin/muscle

    '';

  meta = with lib; {

diff --git a/Makefile b/Makefile

index df16673..be3bd0d 100644

--- a/Makefile

+++ b/Makefile

@@ -20,9 +20,6 @@ OS := $(shell uname)

 CPPFLAGS := $(CPPFLAGS) -DNDEBUG -pthread

 CXX := g++

-ifeq ($(OS),Darwin)

-	CXX := g++-11

-endif

 CXXFLAGS := $(CXXFLAGS) -O3 -fopenmp -ffast-math