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+/**
+ * \file compiler.h
+ *
+ * \brief Commonly used includes, types and macros.
+ *
+ *
+ * Copyright (C) 2016 Atmel Corporation. All rights reserved.
+ *
+ * \asf_license_start
+ *
+ * \page License
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. The name of Atmel may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * 4. This software may only be redistributed and used in connection with an
+ * Atmel microcontroller product.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * \asf_license_stop
+ *
+ *
+ */
+
+#ifndef UTILS_COMPILER_H
+#define UTILS_COMPILER_H
+
+/**
+ * \defgroup doc_driver_utils_compiler Compiler abstraction
+ * \ingroup doc_driver_utils
+ *
+ * Compiler abstraction layer and code utilities for 8-bit AVR.
+ * This module provides various abstraction layers and utilities
+ * to make code compatible between different compilers.
+ *
+ * \{
+ */
+
+#if defined(__GNUC__)
+#include <avr/io.h>
+#include <avr/builtins.h>
+#elif defined(__ICCAVR__)
+#define ENABLE_BIT_DEFINITIONS 1
+#include <ioavr.h>
+#include <intrinsics.h>
+
+#else
+#error Unsupported compiler.
+#endif
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+#include <stdlib.h>
+
+#include <interrupt_avr8.h>
+
+/**
+ * \def UNUSED
+ * \brief Marking \a v as a unused parameter or value.
+ */
+#define UNUSED(v) (void)(v)
+
+#endif /* UTILS_COMPILER_H */