From 75dccdf1c79582614d3c3a4c4e604148754d3582 Mon Sep 17 00:00:00 2001
From: Narfinger <Narfinger@users.noreply.github.com>
Date: Fri, 26 Jun 2026 17:42:21 +0200
Subject: [PATCH] trace neabled

Signed-off-by: Narfinger <Narfinger@users.noreply.github.com>
---
 mozjs-sys/src/trace.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mozjs-sys/src/trace.rs b/mozjs-sys/src/trace.rs
index 6f06c84e3b6..868abc821c0 100644
--- a/mozjs-sys/src/trace.rs
+++ b/mozjs-sys/src/trace.rs
@@ -21,6 +21,7 @@ use std::collections::btree_set::BTreeSet;
 use std::collections::vec_deque::VecDeque;
 use std::collections::{HashMap, HashSet};
 use std::hash::{BuildHasher, Hash};
+use std::marker::PhantomData;
 use std::num::{
     NonZeroI128, NonZeroI16, NonZeroI32, NonZeroI64, NonZeroI8, NonZeroIsize, NonZeroU128,
     NonZeroU16, NonZeroU32, NonZeroU64, NonZeroU8, NonZeroUsize,
@@ -44,6 +45,10 @@ pub unsafe trait Traceable {
     unsafe fn trace(&self, trc: *mut JSTracer);
 }
 
+unsafe impl<D> Traceable for PhantomData<D> {
+    unsafe fn trace(&self, _trc: *mut JSTracer) {}
+}
+
 unsafe impl Traceable for Heap<*mut JSFunction> {
     #[inline]
     unsafe fn trace(&self, trc: *mut JSTracer) {