From afc91f5fefe5d159001238feb56c3267f65357c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <v@cunat.cz>
Date: Tue, 14 Sep 2021 19:49:09 +0200
Subject: [PATCH] graphite2: fixup build on aarch64-darwin after PR #123420

See the PR for discussion.  This caused thousands of build regressions.
---
 pkgs/development/libraries/silgraphite/graphite2.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/silgraphite/graphite2.nix b/pkgs/development/libraries/silgraphite/graphite2.nix
index f0ecab9d127..ea1bb493683 100644
--- a/pkgs/development/libraries/silgraphite/graphite2.nix
+++ b/pkgs/development/libraries/silgraphite/graphite2.nix
@@ -20,7 +20,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkg-config cmake ];
   buildInputs = [ freetype ]
-    ++ lib.optionals (!stdenv.cc.isGNU) [ libgcc ];
+    # On aarch64-darwin libgcc won't even build currently, and it doesn't seem needed.
+    ++ lib.optionals (with stdenv; !cc.isGNU && !(isDarwin && isAarch64)) [ libgcc ];
 
   patches = lib.optionals stdenv.isDarwin [ ./macosx.patch ];