summaryrefslogtreecommitdiff
path: root/misc
diff options
context:
space:
mode:
Diffstat (limited to 'misc')
-rw-r--r--misc/sys/cdefs.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index 935a94b466..50e00e6711 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -472,4 +472,14 @@
# endif
#endif
+/* __glibc_macro_warning (MESSAGE) issues warning MESSAGE. This is
+ intended for use in preprocessor macros. */
+#if __GNUC_PREREQ (4,8)
+# define __glibc_macro_warning1(message) _Pragma (#message)
+# define __glibc_macro_warning(message) \
+ __glibc_macro_warning1 (GCC warning message)
+#else
+# define __glibc_macro_warning(msg)
+#endif
+
#endif /* sys/cdefs.h */