From: Matt Corallo <git@bluematt.me>
Date: Thu, 10 Sep 2020 20:32:45 +0000 (-0400)
Subject: Silence new rustc warning about useless muts
X-Git-Tag: v0.0.12~31^2
X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=refs%2Fheads%2F2020-09-bump-deps;p=rust-lightning

Silence new rustc warning about useless muts
---

diff --git a/lightning/src/ln/mod.rs b/lightning/src/ln/mod.rs
index 1062df9ac..b0c0283cb 100644
--- a/lightning/src/ln/mod.rs
+++ b/lightning/src/ln/mod.rs
@@ -35,12 +35,18 @@ mod channel;
 mod onion_utils;
 mod wire;
 
+// Older rustc (which we support) refuses to let us call the get_payment_preimage_hash!() macro
+// without the node parameter being mut. This is incorrect, and thus newer rustcs will complain
+// about an unnecessary mut. Thus, we silence the unused_mut warning in two test modules below.
+
 #[cfg(test)]
 #[macro_use]
 pub(crate) mod functional_test_utils;
 #[cfg(test)]
+#[allow(unused_mut)]
 mod functional_tests;
 #[cfg(test)]
+#[allow(unused_mut)]
 mod chanmon_update_fail_tests;
 #[cfg(test)]
 mod reorg_tests;