about summary refs log tree commit diff
path: root/src/libstd/lib.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/libstd/lib.rs')
-rw-r--r--src/libstd/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index 8132b139260..1f40d3fd1d3 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -250,6 +250,7 @@
 #![feature(core_float)]
 #![feature(core_intrinsics)]
 #![feature(dropck_parametricity)]
+#![feature(exact_size_is_empty)]
 #![feature(float_extras)]
 #![feature(float_from_str_radix)]
 #![feature(fn_traits)]