&& (TREE_CODE (TREE_OPERAND (TREE_OPERAND (exp, 0), 0))
== FUNCTION_DECL)
&& DECL_BUILT_IN (TREE_OPERAND (TREE_OPERAND (exp, 0), 0)))
- return expand_builtin (exp, target, subtarget, tmode, ignore);
+ {
+ if (DECL_BUILT_IN_CLASS (TREE_OPERAND (TREE_OPERAND (exp, 0), 0))
+ == BUILT_IN_FRONTEND)
+ return (*lang_expand_expr) (exp, original_target, tmode, modifier);
+ else
+ return expand_builtin (exp, target, subtarget, tmode, ignore);
+ }
/* If this call was expanded already by preexpand_calls,
just return the result we got. */