the gcc attribute 'unused' made portable

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@2187 48e7efb5-ca39-0410-a469-dd3cf9ba447f

diff --git a/include/xbt/misc.h b/include/xbt/misc.h
index a3a9e7f..2889ea7 100644 (file)
--- a/include/xbt/misc.h
+++ b/include/xbt/misc.h
@@ -21,12 +21,14 @@
 # define _XBT_GNUC_FORMAT( arg_idx )                \
                   __attribute__((__format_arg__ (arg_idx)))
 # define _XBT_GNUC_NORETURN __attribute__((__noreturn__))
+# define _XBT_GNUC_UNUSED  __attribute__((unused))
 
 #else   /* !__GNUC__ */
 # define _XBT_GNUC_PRINTF( format_idx, arg_idx )
 # define _XBT_GNUC_SCANF( format_idx, arg_idx )
 # define _XBT_GNUC_FORMAT( arg_idx )
 # define _XBT_GNUC_NORETURN
+# define _XBT_GNUC_UNUSED
 
 #endif  /* !__GNUC__ */