From f27545a4dbbb3d03841256cabf45e19351c8f378 Mon Sep 17 00:00:00 2001
From: Peter Lawrence <12226419+majbthrd@users.noreply.github.com>
Date: Thu, 25 Jul 2019 12:22:54 -0500
Subject: [PATCH] base empty implementation for non-pure virtual functions in
 HardwareSerial.h

---
 cores/arduino/HardwareSerial.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cores/arduino/HardwareSerial.h b/cores/arduino/HardwareSerial.h
index 62508e786..b6d7939d2 100644
--- a/cores/arduino/HardwareSerial.h
+++ b/cores/arduino/HardwareSerial.h
@@ -67,9 +67,9 @@
 class HardwareSerial : public Stream
 {
   public:
-    virtual void begin(unsigned long);
-    virtual void begin(unsigned long baudrate, uint16_t config);
-    virtual void end();
+    virtual void begin(unsigned long) {}
+    virtual void begin(unsigned long baudrate, uint16_t config) {}
+    virtual void end() {}
     virtual int available(void) = 0;
     virtual int peek(void) = 0;
     virtual int read(void) = 0;