From 272d5cc93d049b3381030b202fd665f5f4714e1d Mon Sep 17 00:00:00 2001
From: Kristian Sloth Lauszus <lauszus@gmail.com>
Date: Thu, 28 May 2015 03:42:32 +0200
Subject: [PATCH] Check if INT2 is actually defined before issuing warning in
 detachInterrupt

This was caused after: https://github.com/arduino/Arduino/pull/3221
---
 hardware/arduino/avr/cores/arduino/WInterrupts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hardware/arduino/avr/cores/arduino/WInterrupts.c b/hardware/arduino/avr/cores/arduino/WInterrupts.c
index 6663462be..71dd45cac 100644
--- a/hardware/arduino/avr/cores/arduino/WInterrupts.c
+++ b/hardware/arduino/avr/cores/arduino/WInterrupts.c
@@ -231,7 +231,7 @@ void detachInterrupt(uint8_t interruptNum) {
       GICR &= ~(1 << INT2); // atmega32
     #elif defined(GIMSK) && defined(INT2)
       GIMSK &= ~(1 << INT2);
-    #else
+    #elif defined(INT2)
       #warning detachInterrupt may need some more work for this cpu (case 2)
     #endif
       break;