explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.

2009-08-03  Andreas Krebbel  <krebbel1@de.ibm.com>

	* explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as
          possibly unused.

From-SVN: r150367

gcc/ChangeLog

+2009-08-03  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+	* explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as
+          possibly unused.
+
 2009-08-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
 	* pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from

gcc/explow.c

@@ -777,7 +777,8 @@ promote_function_mode (const_tree type, enum machine_mode mode, int *punsignedp,
    to show what signedness to use on extension operations.  */
 
 enum machine_mode
-promote_mode (const_tree type, enum machine_mode mode, int *punsignedp)
+promote_mode (const_tree type ATTRIBUTE_UNUSED, enum machine_mode mode,
+	      int *punsignedp ATTRIBUTE_UNUSED)
 {
   /* FIXME: this is the same logic that was there until GCC 4.4, but we
      probably want to test POINTERS_EXTEND_UNSIGNED even if PROMOTE_MODE