From ebb2ddf777b2e9ac4c31be14c768bf983ea1d5e9 Mon Sep 17 00:00:00 2001
From: Marius Bergmann <marius@yeai.de>
Date: Mon, 2 Jan 2017 23:46:34 +0100
Subject: [PATCH] Make OLEDDisplay.display() an abstract function

Without the `= 0` declaration, compiling with RTTI enabled fails.
See http://stackoverflow.com/a/307427/1880101 for an explanation.
---
 OLEDDisplay.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/OLEDDisplay.h b/OLEDDisplay.h
index a6a25be..81537a2 100644
--- a/OLEDDisplay.h
+++ b/OLEDDisplay.h
@@ -207,7 +207,7 @@ class OLEDDisplay : public Print {
     void flipScreenVertically();
 
     // Write the buffer to the display memory
-    virtual void display(void);
+    virtual void display(void) = 0;
 
     // Clear the local pixel buffer
     void clear(void);
-- 
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