From 118d5cc03f587dcf97740606f8b4552749f849bc Mon Sep 17 00:00:00 2001
From: patrickmt <40182064+patrickmt@users.noreply.github.com>
Date: Fri, 14 Dec 2018 13:37:37 -0500
Subject: Fix macro redefinition for GNUC compilers > 6

GNUC compilers greater than version 6 already have the macro __always_inline defined. This fix checks GNUC version before defining the macro itself.
---
 tmk_core/protocol/arm_atsam/usb/compiler.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tmk_core/protocol/arm_atsam/usb/compiler.h b/tmk_core/protocol/arm_atsam/usb/compiler.h
index d338439867..7d8350896b 100644
--- a/tmk_core/protocol/arm_atsam/usb/compiler.h
+++ b/tmk_core/protocol/arm_atsam/usb/compiler.h
@@ -136,7 +136,7 @@
  */
 #if defined(__CC_ARM)
 #  define __always_inline             __forceinline
-#elif (defined __GNUC__)
+#elif (defined __GNUC__ && __GNUC__ <= 6)
 #  define __always_inline             __attribute__((__always_inline__))
 #elif (defined __ICCARM__)
 #  define __always_inline             _Pragma("inline=forced")
-- 
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