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Fix std_detect_file_io

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Amanieu d'Antras 2022-01-24 01:32:45 +00:00
parent f5c59b3514
commit efad3ead52
1 changed files with 5 additions and 0 deletions
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5
library/stdarch/crates/std_detect/src/lib.rs
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@ -24,6 +24,11 @@
#[macro_use]
extern crate std;
// rust-lang/rust#83888: removing `extern crate` gives an error that `vec_spare>
#[cfg_attr(feature = "std_detect_file_io", allow(unused_extern_crates))]
#[cfg(feature = "std_detect_file_io")]
extern crate alloc;
#[doc(hidden)]
#[unstable(feature = "stdsimd", issue = "27731")]
pub mod detect;