X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Flibrustc_mir_build%2Flib.rs;h=42292d635bc75f65e83f9c7ee7d4d4cf899488f9;hb=94aa655a3c7a9dde612b5e65e5e8ec3c57d143a3;hp=5a17f36e1da25a3c80b7ffd6f3f248b143b1c50b;hpb=632387f38dfbac0f2b8b8900c840fff7f1fb888e;p=rust.git

diff --git a/src/librustc_mir_build/lib.rs b/src/librustc_mir_build/lib.rs
index 5a17f36e1da..42292d635bc 100644
--- a/src/librustc_mir_build/lib.rs
+++ b/src/librustc_mir_build/lib.rs
@@ -5,7 +5,7 @@
 #![feature(box_patterns)]
 #![feature(box_syntax)]
 #![feature(crate_visibility_modifier)]
-#![feature(slice_patterns)]
+#![cfg_attr(bootstrap, feature(slice_patterns))]
 #![feature(bool_to_option)]
 #![recursion_limit = "256"]