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+/*
+ Copyright 2019-2021 David Robillard <d@drobilla.net>
+
+ Permission to use, copy, modify, and/or distribute this software for any
+ purpose with or without fee is hereby granted, provided that the above
+ copyright notice and this permission notice appear in all copies.
+
+ THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#ifndef EXESS_ATTRIBUTES_H
+#define EXESS_ATTRIBUTES_H
+
+#ifdef __GNUC__
+# define EXESS_I_PURE_FUNC __attribute__((pure))
+# define EXESS_I_CONST_FUNC __attribute__((const))
+# define EXESS_I_MALLOC_FUNC __attribute__((malloc))
+#else
+# define EXESS_I_PURE_FUNC
+# define EXESS_I_CONST_FUNC
+# define EXESS_I_MALLOC_FUNC
+#endif
+
+#endif // EXESS_ATTRIBUTES_H