_ => (false, false, false),
};
- // Type check the descriminant and get its type.
+ // Type check the discriminant and get its type.
let scrutinee_ty = if force_scrutinee_bool {
// Here we want to ensure:
//
return false;
}
// We're emitting a suggestion, so we can just ignore regions
- let fn_sig = self.tcx.fn_sig(def_id).skip_binder();
+ // FIXME: Instead of exiting early when encountering bound vars in
+ // the function signature, consider keeping the binder here and
+ // propagating it downwards.
+ let fn_sig = if let Some(fn_sig) = self.tcx.fn_sig(def_id).no_bound_vars() {
+ fn_sig
+ } else {
+ return false;
+ };
let other_ty = if let FnDef(def_id, _) = *other_ty.kind() {
if !self.tcx.has_typeck_results(def_id) {
--- /dev/null
+fn foo(s: &i32) -> &i32 {
+ let xs;
+ xs
+}
+fn main() {
+ let y;
+ // we shouldn't ice with the bound var here.
+ assert_eq!(foo, y);
+ //~^ ERROR binary operation `==` cannot be applied to type
+ //~| ERROR `for<'r> fn(&'r i32) -> &'r i32 {foo}` doesn't implement `Debug`
+}
--- /dev/null
+fn foo(s: &i32) -> &i32 {
+ let xs;
+ xs
+}
+fn main() {
+ let y;
+ if foo == y {}
+ //~^ ERROR binary operation `==` cannot be applied to type
+}