fold-const.c (fold_convert): Treat OFFSET_TYPE like POINTER_TYPE and INTEGER_TYPE.

2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>

        * fold-const.c (fold_convert): Treat OFFSET_TYPE like
        POINTER_TYPE and INTEGER_TYPE.

From-SVN: r82792

gcc/ChangeLog

+2004-06-08  Andrew Pinski  <pinskia@physics.uc.edu>
+
+	* fold-const.c (fold_convert): Treat OFFSET_TYPE like
+	POINTER_TYPE and INTEGER_TYPE.
+
 2004-06-08  Bernardo Innocenti  <bernie@develer.com>
 
 	* modulo-sched.c: Compile only when INSN_SCHEDULING is

gcc/fold-const.c

@@ -1911,7 +1911,8 @@ fold_convert (tree type, tree arg)
   if (TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (orig))
     return fold (build1 (NOP_EXPR, type, arg));
 
-  if (INTEGRAL_TYPE_P (type) || POINTER_TYPE_P (type))
+  if (INTEGRAL_TYPE_P (type) || POINTER_TYPE_P (type)
+      || TREE_CODE (type) == OFFSET_TYPE)
     {
       if (TREE_CODE (arg) == INTEGER_CST)
 	{
@@ -1919,7 +1920,8 @@ fold_convert (tree type, tree arg)
 	  if (tem != NULL_TREE)
 	    return tem;
 	}
-      if (INTEGRAL_TYPE_P (orig) || POINTER_TYPE_P (orig))
+      if (INTEGRAL_TYPE_P (orig) || POINTER_TYPE_P (orig)
+	  || TREE_CODE (orig) == OFFSET_TYPE)
         return fold (build1 (NOP_EXPR, type, arg));
       if (TREE_CODE (orig) == COMPLEX_TYPE)
 	{