From c7c934874b3a32eacdae8828e47e4f04cff1fd98 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Tue, 20 Jan 2026 23:35:31 +0100
Subject: [PATCH] scalp: fix build with gcc 15

---
 pkgs/by-name/sc/scalp/package.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/by-name/sc/scalp/package.nix b/pkgs/by-name/sc/scalp/package.nix
index 643fe77fd49d..f574d7467d8c 100644
--- a/pkgs/by-name/sc/scalp/package.nix
+++ b/pkgs/by-name/sc/scalp/package.nix
@@ -24,6 +24,7 @@ stdenv.mkDerivation rec {
   };
 
   postPatch = ''
+    sed -i "1i\#include <cstdint>" src/ScaLP/Solver.cpp
     substituteInPlace CMakeLists.txt \
       --replace-fail "cmake_minimum_required (VERSION 3.3.2)" "cmake_minimum_required (VERSION 3.5)" \
       --replace-fail "\''$ORIGIN" "\''${CMAKE_INSTALL_PREFIX}/lib" \