From 15a0b401bf61a2894d1e02469d2c5417581bfcd0 Mon Sep 17 00:00:00 2001
From: Artturin <Artturin@artturin.com>
Date: Wed, 15 Oct 2025 17:24:08 +0300
Subject: [PATCH] nextpnr: Fix build the easy way

```
CMake Error at 3rdparty/googletest/googletest/CMakeLists.txt:48 (cmake_minimum_required):
  Compatibility with CMake < 3.5 has been removed from CMake.
```

https://www.github.com/YosysHQ/nextpnr/issues/1578
---
 pkgs/by-name/ne/nextpnr/package.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/by-name/ne/nextpnr/package.nix b/pkgs/by-name/ne/nextpnr/package.nix
index f293b4e6351b..56a680a6284c 100644
--- a/pkgs/by-name/ne/nextpnr/package.nix
+++ b/pkgs/by-name/ne/nextpnr/package.nix
@@ -80,6 +80,9 @@ stdenv.mkDerivation rec {
 
       "-DHIMBAECHEL_GOWIN_DEVICES=all"
       "-DHIMBAECHEL_PRJBEYOND_DB=${prjbeyond_src}"
+      # https://github.com/YosysHQ/nextpnr/issues/1578
+      # `Compatibility with CMake < 3.5 has been removed from CMake.`
+      "-DCMAKE_POLICY_VERSION_MINIMUM=3.5"
     ]
     ++ (lib.optional enableGui "-DBUILD_GUI=ON");