Account for `ty::Error` when suggesting `impl Trait` or `Box<dyn Trait>`

[rust.git] / src / libsyntax / lib.rs

diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index 7ee4ca4603c9c1aba29e036c5c6a5518a85e54b6..b0c2aa3dbb28ead5ef9079041b1e7228b6d2866a 100644 (file)
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -7,13 +7,13 @@
 #![doc(html_root_url = "https://doc.rust-lang.org/nightly/", test(attr(deny(warnings))))]
 #![feature(bool_to_option)]
 #![feature(box_syntax)]
-#![feature(const_fn)]
+#![feature(const_fn)] // For the `transmute` in `P::new`
 #![feature(const_transmute)]
 #![feature(crate_visibility_modifier)]
 #![feature(label_break_value)]
 #![feature(nll)]
 #![feature(try_trait)]
-#![feature(slice_patterns)]
+#![cfg_attr(bootstrap, feature(slice_patterns))]
 #![feature(unicode_internals)]
 #![recursion_limit = "256"]
 
@@ -75,13 +75,8 @@ pub mod util {
 pub mod attr;
 pub mod entry;
 pub mod expand;
-pub mod feature_gate {
-    mod check;
-    pub use check::{check_attribute, check_crate, feature_err, feature_err_issue, get_features};
-}
 pub mod mut_visit;
 pub mod ptr;
-pub mod show_span;
 pub use rustc_session::parse as sess;
 pub mod token;
 pub mod tokenstream;
@@ -93,8 +88,6 @@ pub mod print {
     pub mod pprust;
 }
 
-pub mod early_buffered_lints;
-
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
 
 /// Requirements for a `StableHashingContext` to be used in this crate.