From ef14c7bd78ae5acf9545b3cb35992a0c5a16d53f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <v@cunat.cz>
Date: Thu, 21 May 2026 11:29:32 +0200
Subject: [PATCH] gtk4: fixup build on i686-linux

---
 pkgs/by-name/gt/gtk4/package.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/by-name/gt/gtk4/package.nix b/pkgs/by-name/gt/gtk4/package.nix
index 66e7c7529515..28fd6efc8850 100644
--- a/pkgs/by-name/gt/gtk4/package.nix
+++ b/pkgs/by-name/gt/gtk4/package.nix
@@ -95,6 +95,12 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-Ub2fYMfSOmZaVWxzZMIfsuTiglZrPn4JJFXo+RAzCJM=";
   };
 
+  patches = lib.optional stdenv.hostPlatform.is32bit (fetchpatch {
+    name = "fix-32bit-VkImage-null.patch";
+    url = "https://gitlab.gnome.org/GNOME/gtk/-/commit/10d43de8f4f942cb591ada3103474bd7213425f1.patch";
+    hash = "sha256-DJIL6M3XcsjBoMO77OxNi84d1DxAphAfot3N7Nq1QqQ=";
+  });
+
   depsBuildBuild = [
     pkg-config
   ];