From 296179544b625b5b7901d8835b5097078848f723 Mon Sep 17 00:00:00 2001
From: Samuel Colvin <s@muelcolvin.com>
Date: Tue, 31 Oct 2023 09:25:19 +0000
Subject: [PATCH] add comment about performance

---
 src/parse.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/parse.rs b/src/parse.rs
index f2361e5..5220ab1 100644
--- a/src/parse.rs
+++ b/src/parse.rs
@@ -242,6 +242,8 @@ impl<'a> Parser<'a> {
                 self.index += SIZE + 1;
                 Ok(())
             }
+            // TODO very sadly iterating over expected cause extra branches in the generated assembly
+            //   and is significantly slower than just returning an error
             _ => {
                 self.index += 1;
                 for c in expected.iter() {