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| author | Vadim Petrochenkov <vadim.petrochenkov@gmail.com> | 2021-03-06 21:33:02 +0300 |
|---|---|---|
| committer | Vadim Petrochenkov <vadim.petrochenkov@gmail.com> | 2021-03-06 23:03:19 +0300 |
| commit | 5dad6c25751f577c53bd36d09f033e1c245d0806 (patch) | |
| tree | 5a5269785f864cdd6f1742f9cfcd5e0444e6427e /library/std/src | |
| parent | 069e612e73f3fabb1184d9df009ea064118fffd8 (diff) | |
| download | rust-5dad6c25751f577c53bd36d09f033e1c245d0806.tar.gz rust-5dad6c25751f577c53bd36d09f033e1c245d0806.zip | |
Implement built-in attribute macro `#[cfg_eval]`
Diffstat (limited to 'library/std/src')
| -rw-r--r-- | library/std/src/lib.rs | 1 | ||||
| -rw-r--r-- | library/std/src/prelude/v1.rs | 9 |
2 files changed, 10 insertions, 0 deletions
diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs index 72b86338d2c..acdf7550fe7 100644 --- a/library/std/src/lib.rs +++ b/library/std/src/lib.rs @@ -234,6 +234,7 @@ #![feature(box_syntax)] #![feature(c_variadic)] #![feature(cfg_accessible)] +#![cfg_attr(not(bootstrap), feature(cfg_eval))] #![feature(cfg_target_has_atomic)] #![feature(cfg_target_thread_local)] #![feature(char_error_internals)] diff --git a/library/std/src/prelude/v1.rs b/library/std/src/prelude/v1.rs index ef9aec54a4c..7181dc6e710 100644 --- a/library/std/src/prelude/v1.rs +++ b/library/std/src/prelude/v1.rs @@ -67,6 +67,15 @@ pub use core::prelude::v1::derive; #[doc(hidden)] pub use core::prelude::v1::cfg_accessible; +#[cfg(not(bootstrap))] +#[unstable( + feature = "cfg_eval", + issue = "82679", + reason = "`cfg_eval` is a recently implemented feature" +)] +#[doc(hidden)] +pub use core::prelude::v1::cfg_eval; + // The file so far is equivalent to src/libcore/prelude/v1.rs, // and below to src/liballoc/prelude.rs. // Those files are duplicated rather than using glob imports |