From b2332633091c02744e2f1447768f4fd82bf78902 Mon Sep 17 00:00:00 2001
From: Ben Kimock <kimockb@gmail.com>
Date: Sun, 27 Aug 2023 16:33:33 -0400
Subject: [PATCH] Add a specialization for encoding byte arrays in rmeta

---
 compiler/rustc_metadata/src/rmeta/encoder.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs
index be91ad4088a..5ade67c62ff 100644
--- a/compiler/rustc_metadata/src/rmeta/encoder.rs
+++ b/compiler/rustc_metadata/src/rmeta/encoder.rs
@@ -347,6 +347,13 @@ fn encode(&self, s: &mut EncodeContext<'a, 'tcx>) {
     }
 }
 
+impl<'a, 'tcx> Encodable<EncodeContext<'a, 'tcx>> for [u8] {
+    fn encode(&self, e: &mut EncodeContext<'a, 'tcx>) {
+        Encoder::emit_usize(e, self.len());
+        e.emit_raw_bytes(self);
+    }
+}
+
 impl<'a, 'tcx> TyEncoder for EncodeContext<'a, 'tcx> {
     const CLEAR_CROSS_CRATE: bool = true;