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-rw-r--r--src/libsyntax/lib.rs1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index c844f9e2a91..a56cdf623bf 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -15,7 +15,6 @@
 #![feature(rustc_attrs)]
 #![feature(rustc_diagnostic_macros)]
 #![feature(slice_sort_by_cached_key)]
-#![feature(str_escape)]
 #![feature(step_trait)]
 #![feature(try_trait)]
 #![feature(unicode_internals)]