extern void default_atomic_assign_expand_fenv (tree *, tree *, tree *);
extern tree build_va_arg_indirect_ref (tree);
extern tree std_gimplify_va_arg_expr (tree, tree, gimple_seq *, gimple_seq *);
-extern bool can_use_doloop_if_innermost (double_int, double_int,
+extern bool can_use_doloop_if_innermost (const widest_int &,
+ const widest_int &,
unsigned int, bool);