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-rw-r--r--compiler/rustc_passes/src/lib.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_passes/src/lib.rs b/compiler/rustc_passes/src/lib.rs
index 9759a500e06..7ad6bd2bb36 100644
--- a/compiler/rustc_passes/src/lib.rs
+++ b/compiler/rustc_passes/src/lib.rs
@@ -10,7 +10,7 @@
 #![feature(crate_visibility_modifier)]
 #![feature(in_band_lifetimes)]
 #![feature(nll)]
-#![feature(or_patterns)]
+#![cfg_attr(bootstrap, feature(or_patterns))]
 #![recursion_limit = "256"]
 
 #[macro_use]