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Use feature(const_fn_trait_bound) instead of feature(const_fn)
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    error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable
       --> crossbeam-epoch/src/atomic.rs:313:6
        |
    313 | impl<T: ?Sized + Pointable> Atomic<T> {
        |      ^
        |
        = note: see issue #57563 <rust-lang/rust#57563> for more information
        = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable
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taiki-e committed Apr 30, 2021
1 parent d4f6785 commit 584bb2e
Showing 1 changed file with 1 addition and 1 deletion.
2 changes: 1 addition & 1 deletion crossbeam-epoch/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@
)]
#![cfg_attr(not(feature = "std"), no_std)]
#![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))]
#![cfg_attr(feature = "nightly", feature(const_fn))]
#![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]

#[cfg(crossbeam_loom)]
extern crate loom_crate as loom;
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