From 19609469a50ec25ca3c9c821eed5322e6e652227 Mon Sep 17 00:00:00 2001
From: Jared Boone <jboone@earfeast.com>
Date: Mon, 22 Feb 2016 14:18:53 -0800
Subject: [PATCH] Quiet shift-overflow compiler warning.

---
 firmware/common/crc.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/firmware/common/crc.hpp b/firmware/common/crc.hpp
index fdb43ba38..cc56597ca 100644
--- a/firmware/common/crc.hpp
+++ b/firmware/common/crc.hpp
@@ -132,7 +132,10 @@ private:
 	}
 
 	static constexpr value_type mask() {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshift-count-overflow"
 		return (~(~(0UL) << width()));
+#pragma GCC diagnostic pop
 	}
 
 	static value_type reflect(value_type x) {