sim: v850: fix build failure after watchpoint constification

sim/v850/ChangeLog

@@ -1,3 +1,8 @@
+2010-03-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* interp.c (interrupt_names): Add const to pointer type.
+	(do_interrupt): Add const to interrupt_name.
+
 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	* configure: Regenerate.

sim/v850/interp.c

@@ -48,7 +48,7 @@ enum interrupt_type
   num_int_types
 };
 
-char *interrupt_names[] = {
+const char *interrupt_names[] = {
   "reset",
   "nmi",
   "intov1",
@@ -65,7 +65,7 @@ do_interrupt (sd, data)
      SIM_DESC sd;
      void *data;
 {
-  char **interrupt_name = (char**)data;
+  const char **interrupt_name = (const char**)data;
   enum interrupt_type inttype;
   inttype = (interrupt_name - STATE_WATCHPOINTS (sd)->interrupt_names);