Add variance-related information to lifetime error messages

2021-05-13 09:30:14 -04:00
parent 86b0bafbf1
commit fad2242ff7
33 changed files with 397 additions and 144 deletions
--- a/compiler/rustc_mir/src/lib.rs
+++ b/compiler/rustc_mir/src/lib.rs
@@ -15,6 +15,7 @@ Rust MIR: a lowered representation of Rust.
 #![feature(crate_visibility_modifier)]
 #![feature(decl_macro)]
 #![feature(exact_size_is_empty)]
+#![feature(format_args_capture)]
 #![feature(iter_zip)]
 #![feature(never_type)]
 #![feature(map_try_insert)]