From 3263c13a8bf8bd568ebbb9a6ace399d95027c821 Mon Sep 17 00:00:00 2001
From: Phillip Seeber <phillip.seeber@uni-jena.de>
Date: Mon, 12 Jan 2026 15:04:08 +0100
Subject: [PATCH] libxsmm: ensure gcc15 compatibility

---
 pkgs/by-name/li/libxsmm/package.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/by-name/li/libxsmm/package.nix b/pkgs/by-name/li/libxsmm/package.nix
index ebcdfb6ee79b..6382c5fda724 100644
--- a/pkgs/by-name/li/libxsmm/package.nix
+++ b/pkgs/by-name/li/libxsmm/package.nix
@@ -51,6 +51,8 @@ stdenv.mkDerivation rec {
       "STATIC=${static}"
     ];
 
+  env.NIX_CFLAGS_COMPILE = "-Wno-error=implicit-int -std=gnu17";
+
   postInstall = ''
     mkdir -p $dev/lib/pkgconfig
     mv $out/lib/*.pc $dev/lib/pkgconfig