Always use unique numbers for types

Do not use the type address as number because that makes things
nondeterministic.

ir/tr/type.c

@@ -121,9 +121,7 @@ static ir_type *new_type(tp_op const *type_op, ir_mode *mode)
 	res->align      = 0;
 	res->visit      = 0;
 	res->link       = NULL;
-#ifdef DEBUG_libfirm
 	res->nr         = get_irp_new_node_nr();
-#endif /* defined DEBUG_libfirm */
 
 	add_irp_type(res);   /* Remember the new type global. */
 
@@ -212,11 +210,7 @@ void set_type_mode(ir_type *tp, ir_mode *mode)
 long get_type_nr(const ir_type *tp)
 {
 	assert(is_type(tp));
-#ifdef DEBUG_libfirm
 	return tp->nr;
-#else
-	return (long)PTR_TO_INT(tp);
-#endif
 }
 
 unsigned (get_type_size_bytes)(const ir_type *tp)

ir/tr/type_t.h

@@ -146,10 +146,7 @@ struct ir_type {
 	type_dbg_info *dbi;      /**< A pointer to information for debug support. */
 	ir_type *higher_type;    /**< link to highlevel type in case of lowered
 	                              types */
-#ifdef DEBUG_libfirm
-	long nr;                 /**< An unique node number for each node to make
-	                              output readable. */
-#endif
+	long nr;                 /**< An unique number for each type. */
 	tp_attr attr;            /**< Type kind specific fields. This must be the
 	                              last entry in this struct!  Varying size! */
 };