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authorRichard Braun <rbraun@sceen.net>2018-01-11 20:42:46 +0100
committerRichard Braun <rbraun@sceen.net>2018-01-11 21:20:08 +0100
commit57bc635a352b5772af9b130493f4c90addaa76a3 (patch)
tree9f90580ff0507258833aaba4d8fe4425a784b672
parente70045fbe4b9536294e3c23aa4d55fa6f1ce3f60 (diff)
macros: new __fallthrough macro
-rw-r--r--src/macros.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/macros.h b/src/macros.h
index 280759c..3a13bc9 100644
--- a/src/macros.h
+++ b/src/macros.h
@@ -91,4 +91,12 @@
#define __used __attribute__((used))
#endif
+#ifndef __fallthrough
+#if __GNUC__ >= 7
+#define __fallthrough __attribute__((fallthrough))
+#else /* __GNUC__ >= 7 */
+#define __fallthrough
+#endif /* __GNUC__ >= 7 */
+#endif
+
#endif /* _MACROS_H */