From 484beba690c35ce7783cabd7abd84b38fb436e33 Mon Sep 17 00:00:00 2001
From: Ben Siraphob <bensiraphob@gmail.com>
Date: Fri, 10 Apr 2026 21:22:25 -0700
Subject: [PATCH] cyclone-scheme: fix build with GCC 15

---
 pkgs/by-name/cy/cyclone-scheme/package.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/by-name/cy/cyclone-scheme/package.nix b/pkgs/by-name/cy/cyclone-scheme/package.nix
index ee9618ae9a16..1b1ac6c176e3 100644
--- a/pkgs/by-name/cy/cyclone-scheme/package.nix
+++ b/pkgs/by-name/cy/cyclone-scheme/package.nix
@@ -21,6 +21,8 @@ let
 
     enableParallelBuilding = true;
 
+    env.NIX_CFLAGS_COMPILE = "-std=gnu17";
+
     nativeBuildInputs = lib.optionals stdenv.hostPlatform.isDarwin [ cctools ];
 
     buildInputs = [ libck ];
@@ -41,6 +43,8 @@ stdenv.mkDerivation {
 
   enableParallelBuilding = true;
 
+  env.NIX_CFLAGS_COMPILE = "-std=gnu17";
+
   nativeBuildInputs = [ bootstrap ] ++ lib.optionals stdenv.hostPlatform.isDarwin [ cctools ];
 
   buildInputs = [ libck ];