* function.c (assign_parms): Check for zero size args.

From-SVN: r66901

gcc/ChangeLog

+2003-05-17  Alan Modra  <amodra@bigpond.net.au>
+
+	* function.c (assign_parms): Check for zero size args.
+
 2003-05-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* cfgloopanal.c (test_for_iteration): Use string concatentation on

gcc/function.c

@@ -4800,6 +4800,9 @@ assign_parms (fndecl)
 	      if (GET_CODE (entry_parm) == PARALLEL)
 		emit_group_store (mem, entry_parm, size);
 
+	      else if (size == 0)
+		;
+
 	      /* If SIZE is that of a mode no bigger than a word, just use
 		 that mode's store operation.  */
 	      else if (size <= UNITS_PER_WORD)