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diff src/compiler.h @ 4962:e813cf16c015

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merge
author Ben Wing <ben@xemacs.org>
date Mon, 01 Feb 2010 05:29:05 -0600
parents 8b63e21b0436 b3ce27ca7647
children cbe181529c34
line wrap: on
line diff
--- a/src/compiler.h	Sun Jan 31 21:11:44 2010 -0600
+++ b/src/compiler.h	Mon Feb 01 05:29:05 2010 -0600
@@ -250,6 +250,13 @@
 # endif
 #endif /* UNUSED */
 
+/* Declaration that variable or expression X is "used" to defeat
+   "unused variable" warnings.  DON'T DO THIS FOR PARAMETERS IF IT ALL
+   POSSIBLE.  Use an UNUSED() or USED_IF_*() declaration on the parameter
+   instead.  Don't do this for unused local variables that should really
+   just be deleted. */
+#define USED(x) ((void) (x))
+
 #ifdef DEBUG_XEMACS
 # define REGISTER
 # define register