nheko: fix build on aarch64-linux

pkgs/applications/networking/instant-messengers/nheko/default.nix

@@ -1,6 +1,5 @@
 { lib
 , stdenv
-, mkDerivation
 , fetchFromGitHub
 , cmake
 , asciidoc
@@ -26,12 +25,13 @@
 , qttools
 , re2
 , spdlog
+, wrapQtAppsHook
 , voipSupport ? true
 , gst_all_1
 , libnice
 }:
 
-mkDerivation rec {
+stdenv.mkDerivation rec {
   pname = "nheko";
   version = "0.11.1";
 
@@ -47,6 +47,7 @@ mkDerivation rec {
     cmake
     lmdbxx
     pkg-config
+    wrapQtAppsHook
   ];
 
   buildInputs = [
@@ -82,6 +83,9 @@ mkDerivation rec {
     "-DCOMPILE_QML=ON" # see https://github.com/Nheko-Reborn/nheko/issues/389
   ];
 
+  # https://github.com/NixOS/nixpkgs/issues/201254
+  NIX_LDFLAGS = lib.optionalString (stdenv.isLinux && stdenv.isAarch64 && stdenv.cc.isGNU) "-lgcc";
+
   preFixup = lib.optionalString voipSupport ''
     # add gstreamer plugins path to the wrapper
     qtWrapperArgs+=(--prefix GST_PLUGIN_SYSTEM_PATH_1_0 : "$GST_PLUGIN_SYSTEM_PATH_1_0")

pkgs/top-level/all-packages.nix

@@ -31546,7 +31546,10 @@ with pkgs;
 
   ngt = callPackage ../development/libraries/ngt { };
 
-  nheko = libsForQt5.callPackage ../applications/networking/instant-messengers/nheko { };
+  nheko = libsForQt5.callPackage ../applications/networking/instant-messengers/nheko {
+    # https://github.com/NixOS/nixpkgs/issues/201254
+    stdenv = if stdenv.isLinux && stdenv.isAarch64 && stdenv.cc.isGNU then gcc11Stdenv else stdenv;
+  };
 
   nomacs = libsForQt5.callPackage ../applications/graphics/nomacs { };