Make warning about registers assigned to Phi inputs more clear.

[libfirm] / ir / be / ppc32 / ppc32_map_regs.c

diff --git a/ir/be/ppc32/ppc32_map_regs.c b/ir/be/ppc32/ppc32_map_regs.c
index ca3471e..939de70 100644 (file)
--- a/ir/be/ppc32/ppc32_map_regs.c
+++ b/ir/be/ppc32/ppc32_map_regs.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -18,8 +18,10 @@
  */
 
 /**
- * Register mapping for firm nodes. Stolen from bearch_firm :)
- * $Id$
+ * @file
+ * @brief   Register mapping for firm nodes. Stolen from bearch_firm :)
+ * @author  Moritz Kroll, Jens Mueller
+ * @version $Id$
  */
 #ifdef HAVE_CONFIG_H
 #include "config.h"
@@ -40,6 +42,7 @@ struct ppc32_irn_reg_assoc {
 int ppc32_cmp_irn_reg_assoc(const void *a, const void *b, size_t len) {
        const struct ppc32_irn_reg_assoc *x = a;
        const struct ppc32_irn_reg_assoc *y = b;
+       (void) len;
 
        return x->irn != y->irn;
 }