From 05815bf8610b9328a3ff514e4d6a50143078bbb2 Mon Sep 17 00:00:00 2001
From: Gregory Szorc <gregory.szorc@gmail.com>
Date: Tue, 31 Aug 2021 18:47:58 -0700
Subject: [PATCH] pyo3-build-config: derive Clone on BuildFlags

This isn't strictly necessary since you can `.0.clone()`. But it is
more ergonomic.
---
 pyo3-build-config/src/impl_.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyo3-build-config/src/impl_.rs b/pyo3-build-config/src/impl_.rs
index 22add7f0..04b8da33 100644
--- a/pyo3-build-config/src/impl_.rs
+++ b/pyo3-build-config/src/impl_.rs
@@ -628,7 +628,7 @@ impl FromStr for BuildFlag {
 ///
 /// see Misc/SpecialBuilds.txt in the python source for what these mean.
 #[cfg_attr(test, derive(Debug, PartialEq))]
-#[derive(Default)]
+#[derive(Clone, Default)]
 pub struct BuildFlags(pub HashSet<BuildFlag>);
 
 impl BuildFlags {