From 66329c525d4c3b0ee210db10eb11d12dafa602b9 Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Thu, 31 Aug 2023 08:41:22 -0700
Subject: [PATCH] Document `=val` is optional for `-Ccranelift-xxx`

---
 crates/cli-flags/src/opt.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/cli-flags/src/opt.rs b/crates/cli-flags/src/opt.rs
index a2865883817b..18a3622bbd58 100644
--- a/crates/cli-flags/src/opt.rs
+++ b/crates/cli-flags/src/opt.rs
@@ -75,7 +75,7 @@ macro_rules! wasmtime_option_group {
                                 val.map(|v| v.to_string()),
                             ))
                         },
-                        val_help: "=val",
+                        val_help: "[=val]",
                         docs: concat!($($prefixed_doc, "\n",)*),
                     },
                  )?