with import <nixpkgs> {};

{ pkgs ? import <nixpkgs> {} }:
  pkgs.mkShellNoCC {
    name = "icon-charm";
    nativeBuildInputs = [
      clang-tools_15
      gfortran12
      cmake
      ninja
      gdb
      valgrind
      python39
      python39Packages.jinja2
      gtest
    ];
}