From 827c5e45f8cd294f00f022cf38896a7168046b93 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Fri, 2 Dec 2022 15:51:21 +0100
Subject: [PATCH] lemon-graph: unbreak on all platforms

---
 pkgs/development/libraries/lemon-graph/default.nix | 4 ++--
 pkgs/top-level/all-packages.nix                    | 4 +++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/lemon-graph/default.nix b/pkgs/development/libraries/lemon-graph/default.nix
index 04f0514781bf..81c21bb68d69 100644
--- a/pkgs/development/libraries/lemon-graph/default.nix
+++ b/pkgs/development/libraries/lemon-graph/default.nix
@@ -15,7 +15,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
 
-  doCheck = true;
+  # error: no viable conversion from ...
+  doCheck = !stdenv.isDarwin;
 
   meta = with lib; {
     homepage = "https://lemon.cs.elte.hu/trac/lemon";
@@ -23,6 +24,5 @@ stdenv.mkDerivation rec {
     license = licenses.boost;
     maintainers = with maintainers; [ trepetti ];
     platforms = platforms.all;
-    broken = stdenv.isAarch64 || stdenv.isDarwin;
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 612613a9e0b3..a9aa16af4fb4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -19991,7 +19991,9 @@ with pkgs;
 
   lmdbxx = callPackage ../development/libraries/lmdbxx { };
 
-  lemon-graph = callPackage ../development/libraries/lemon-graph { };
+  lemon-graph = callPackage ../development/libraries/lemon-graph {
+    stdenv = if stdenv.isLinux then gcc11Stdenv else stdenv;
+  };
 
   levmar = callPackage ../development/libraries/levmar { };