From ee4d47df3cd6c03a6de1c0d87f65ef1eeef50aea Mon Sep 17 00:00:00 2001
From: Sergei Trofimovich <slyich@gmail.com>
Date: Sun, 16 Mar 2025 20:40:25 +0000
Subject: [PATCH] gobject-introspection: pull upstream fix for glibc-2.41 on
 clang

Without the change `webkitgtk` fails to build as:

    byteswap.h:35: syntax error, unexpected '{', expecting ',' or ';' in '{' at '{'
---
 .../libraries/gobject-introspection/default.nix          | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/pkgs/development/libraries/gobject-introspection/default.nix b/pkgs/development/libraries/gobject-introspection/default.nix
index ef4ad0c3af4a8..08673ee1df73c 100644
--- a/pkgs/development/libraries/gobject-introspection/default.nix
+++ b/pkgs/development/libraries/gobject-introspection/default.nix
@@ -2,6 +2,7 @@
   stdenv,
   lib,
   fetchurl,
+  fetchpatch,
   glib,
   flex,
   bison,
@@ -67,6 +68,14 @@ stdenv.mkDerivation (finalAttrs: {
       (replaceVars ./absolute_shlib_path.patch {
         inherit nixStoreDir;
       })
+
+      # Add _Complex support for glibc-2.41:
+      #   https://gitlab.gnome.org/GNOME/gobject-introspection/-/issues/519
+      (fetchpatch {
+        name = "complex-clang.patch";
+        url = "https://gitlab.gnome.org/GNOME/gobject-introspection/-/commit/2812471365c75ab51347a9101771128f8ab283ab.patch";
+        hash = "sha256-MR0tCOVfoAAPUIlT/Y8IYWiz48j1EnhNjUBzvsCUsEI=";
+      })
     ]
     ++ lib.optionals x11Support [
       # Hardcode the cairo shared library path in the Cairo gir shipped with this package.