#ifndef FIO_COMPILER_H
#define FIO_COMPILER_H
-#if __GNUC__ >= 4
+/* IWYU pragma: begin_exports */
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 1)
#include "compiler-gcc4.h"
-#elif __GNUC__ == 3
-#include "compiler-gcc3.h"
#else
-#error Compiler too old, need gcc at least gcc 3.x
+#error Compiler too old, need at least gcc 4.1.0
#endif
+/* IWYU pragma: end_exports */
#ifndef __must_check
#define __must_check
1; \
})
+
+#if defined(CONFIG_STATIC_ASSERT)
+#define compiletime_assert(condition, msg) _Static_assert(condition, msg)
+
+#elif !defined(CONFIG_DISABLE_OPTIMIZATIONS)
+
#ifndef __compiletime_error
#define __compiletime_error(message)
#endif
+
#ifndef __compiletime_error_fallback
#define __compiletime_error_fallback(condition) do { } while (0)
#endif
#define compiletime_assert(condition, msg) \
_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
+#else
+
+#define compiletime_assert(condition, msg) do { } while (0)
+
+#endif
+
+#ifdef FIO_INTERNAL
+#define ARRAY_SIZE(x) (sizeof((x)) / (sizeof((x)[0])))
+#define FIELD_SIZE(s, f) (sizeof(((typeof(s))0)->f))
+#endif
+
#endif