restore feature for stage0

diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index b9928a08131f25c703b5fc042b083ef8e7ce4acd..2a288ae522aac16ddb25c0e0ac41154f93d718f4 100644 (file)
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -50,6 +50,7 @@
 #![feature(from_ref)]
 #![feature(fs_read_write)]
 #![cfg_attr(windows, feature(libc))]
+#![cfg_attr(stage0, feature(macro_lifetime_matcher))]
 #![feature(macro_vis_matcher)]
 #![feature(never_type)]
 #![feature(exhaustive_patterns)]

diff --git a/src/librustc_metadata/lib.rs b/src/librustc_metadata/lib.rs
index 60016a0d864517acb6dff2bac1ba82066f1692ea..7ecf2eba43ddfe64232c90b93035df46e9772b53 100644 (file)
--- a/src/librustc_metadata/lib.rs
+++ b/src/librustc_metadata/lib.rs
@@ -15,6 +15,7 @@
 #![feature(box_patterns)]
 #![feature(fs_read_write)]
 #![feature(libc)]
+#![cfg_attr(stage0, feature(macro_lifetime_matcher))]
 #![feature(proc_macro_internals)]
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]

diff --git a/src/librustc_save_analysis/lib.rs b/src/librustc_save_analysis/lib.rs
index bfcb23c1fb8910454cb27aea49e90f81bd3a162c..e57a793ff426fbdd458c8ea1e7717a31b2e7ac21 100644 (file)
--- a/src/librustc_save_analysis/lib.rs
+++ b/src/librustc_save_analysis/lib.rs
@@ -12,6 +12,7 @@
        html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
        html_root_url = "https://doc.rust-lang.org/nightly/")]
 #![feature(custom_attribute)]
+#![cfg_attr(stage0, feature(macro_lifetime_matcher))]
 #![allow(unused_attributes)]
 
 #[macro_use]