From e9b3a12c6e43444f5f6a6e3f63b5e4ece80740eb Mon Sep 17 00:00:00 2001
From: Joel Challis <git@zvecr.com>
Date: Thu, 17 Sep 2020 01:42:24 +0100
Subject: Fix ssd1306 compilation on avr-gcc 10 (#9267)

---
 keyboards/yosino58/ssd1306.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'keyboards/yosino58/ssd1306.h')

diff --git a/keyboards/yosino58/ssd1306.h b/keyboards/yosino58/ssd1306.h
index acaf6217ef..35e4c144cc 100644
--- a/keyboards/yosino58/ssd1306.h
+++ b/keyboards/yosino58/ssd1306.h
@@ -70,7 +70,7 @@ struct CharacterMatrix {
   bool dirty;
 };
 
-struct CharacterMatrix display;
+extern struct CharacterMatrix display;
 
 bool iota_gfx_init(bool rotate);
 void iota_gfx_task(void);
-- 
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