diff options
Diffstat (limited to 'src/libstd/lib.rs')
| -rw-r--r-- | src/libstd/lib.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs index f7b1042592d..8dcac514172 100644 --- a/src/libstd/lib.rs +++ b/src/libstd/lib.rs @@ -241,6 +241,7 @@ #![feature(link_args)] #![feature(linkage)] #![feature(macro_reexport)] +#![cfg_attr(test, feature(map_values_mut))] #![feature(num_bits_bytes)] #![feature(old_wrapping)] #![feature(on_unimplemented)] |