Author: particle
Date: Fri Nov 2 07:40:27 2007
New Revision: 22655
Modified:
trunk/docs/pdds/pdd07_codingstd.pod
Log:
[PDD07]: protecting expressions in macros by wrapping macro arguments in parens
Modified: trunk/docs/pdds/pdd07_codingstd.pod
==============================================================================
--- trunk/docs/pdds/pdd07_codingstd.pod (original)
+++ trunk/docs/pdds/pdd07_codingstd.pod Fri Nov 2 07:40:27 2007
@@ -127,6 +127,13 @@
Cuddled C<else>s are forbidden: i.e. avoid C<} else {> .
+=item *
+
+C macro parameters must be parethesized in macro bodies, to allow expressions
+passed as arguments; e.g.:
+
+ #define PMC_pmc_val(pmc) (pmc)->obj.u._ptrs._pmc_val
+
=back
