From 4a6f0bebfb8c14ea11cbdc443d9803f750dbd934 Mon Sep 17 00:00:00 2001
From: Antoni Boucher <bouanto@zoho.com>
Date: Fri, 13 Feb 2026 10:39:24 -0500
Subject: [PATCH] Add missing -Zjson-target-spec for m68k sysroot build

---
 build_system/src/build.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/build_system/src/build.rs b/build_system/src/build.rs
index 9b7ee8380ca5..839c762fed74 100644
--- a/build_system/src/build.rs
+++ b/build_system/src/build.rs
@@ -141,6 +141,10 @@ pub fn build_sysroot(env: &HashMap<String, String>, config: &ConfigInfo) -> Resu
     }
 
     let mut args: Vec<&dyn AsRef<OsStr>> = vec![&"cargo", &"build", &"--target", &config.target];
+    if config.target.ends_with(".json") {
+        args.push(&"-Zjson-target-spec");
+    }
+
     for feature in &config.features {
         args.push(&"--features");
         args.push(feature);