stabilized needs_drop (fixes #41890)

This commit is contained in:
Michal Budzynski 2017-09-16 23:41:04 +02:00
parent ae8efdc87d
commit 04855950b9
3 changed files with 1 additions and 4 deletions

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@ -28,7 +28,6 @@
#![feature(core_intrinsics)] #![feature(core_intrinsics)]
#![feature(dropck_eyepatch)] #![feature(dropck_eyepatch)]
#![feature(generic_param_attrs)] #![feature(generic_param_attrs)]
#![feature(needs_drop)]
#![cfg_attr(test, feature(test))] #![cfg_attr(test, feature(test))]
#![allow(deprecated)] #![allow(deprecated)]

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@ -332,7 +332,6 @@ pub fn align_of_val<T: ?Sized>(val: &T) -> usize {
/// Here's an example of how a collection might make use of needs_drop: /// Here's an example of how a collection might make use of needs_drop:
/// ///
/// ``` /// ```
/// #![feature(needs_drop)]
/// use std::{mem, ptr}; /// use std::{mem, ptr};
/// ///
/// pub struct MyCollection<T> { /// pub struct MyCollection<T> {
@ -359,7 +358,7 @@ pub fn align_of_val<T: ?Sized>(val: &T) -> usize {
/// } /// }
/// ``` /// ```
#[inline] #[inline]
#[unstable(feature = "needs_drop", issue = "41890")] #[stable(feature = "needs_drop", since = "1.22.0")]
pub fn needs_drop<T>() -> bool { pub fn needs_drop<T>() -> bool {
unsafe { intrinsics::needs_drop::<T>() } unsafe { intrinsics::needs_drop::<T>() }
} }

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@ -276,7 +276,6 @@
#![feature(macro_reexport)] #![feature(macro_reexport)]
#![feature(macro_vis_matcher)] #![feature(macro_vis_matcher)]
#![feature(needs_panic_runtime)] #![feature(needs_panic_runtime)]
#![feature(needs_drop)]
#![feature(never_type)] #![feature(never_type)]
#![feature(num_bits_bytes)] #![feature(num_bits_bytes)]
#![feature(old_wrapping)] #![feature(old_wrapping)]