use ptr::eq and ptr::hash

Author: maniwani

crates/bevy_ecs/src/schedule/set.rs

@@ -51,7 +51,7 @@ where
 pub trait ScheduleLabel: DynHash + Debug + Send + Sync + 'static {}
 
 /// A lightweight and printable identifier for a [`Schedule`](super::Schedule).
-#[derive(Clone, Copy, Eq, PartialEq, Hash)]
+#[derive(Clone, Copy, Eq)]
 pub struct ScheduleId(&'static str);
 
 impl ScheduleId {
@@ -62,6 +62,18 @@ impl ScheduleId {
     }
 }
 
+impl PartialEq for ScheduleId {
+    fn eq(&self, other: &Self) -> bool {
+        std::ptr::eq(self.0, other.0)
+    }
+}
+
+impl Hash for ScheduleId {
+    fn hash<H: Hasher>(&self, state: &mut H) {
+        std::ptr::hash(self.0, state);
+    }
+}
+
 impl Debug for ScheduleId {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         self.0.fmt(f)
@@ -98,7 +110,7 @@ pub trait SystemSet: DynHash + Debug + Send + Sync + 'static {
 }
 
 /// A lightweight and printable identifier for a [`SystemSet`].
-#[derive(Clone, Copy, Eq, PartialEq, Hash)]
+#[derive(Clone, Copy, Eq)]
 pub struct SystemSetId(&'static str);
 
 impl SystemSetId {
@@ -109,6 +121,18 @@ impl SystemSetId {
     }
 }
 
+impl PartialEq for SystemSetId {
+    fn eq(&self, other: &Self) -> bool {
+        std::ptr::eq(self.0, other.0)
+    }
+}
+
+impl Hash for SystemSetId {
+    fn hash<H: Hasher>(&self, state: &mut H) {
+        std::ptr::hash(self.0, state);
+    }
+}
+
 impl Debug for SystemSetId {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         self.0.fmt(f)