* emit-rtl.c (init_emit): xcalloc regno_pointer_align.

From-SVN: r133933

gcc/ChangeLog

 2008-04-05  Jan Hubicka  <jh@suse.cz>
 
+	* emit-rtl.c (init_emit): xcalloc regno_pointer_align.
+
 	* tree-dump.c (dump_enable_all): Remove prototype; do not accept
 	letter argument.
 	(dump_files): Update.

gcc/emit-rtl.c

@@ -4991,8 +4991,8 @@ init_emit (void)
   rtl.emit.regno_pointer_align_length = LAST_VIRTUAL_REGISTER + 101;
 
   rtl.emit.regno_pointer_align
-    = xmalloc (rtl.emit.regno_pointer_align_length
-	       * sizeof (unsigned char));
+    = xcalloc (rtl.emit.regno_pointer_align_length
+	       * sizeof (unsigned char), 1);
 
   regno_reg_rtx
     = ggc_alloc (rtl.emit.regno_pointer_align_length * sizeof (rtx));