[feature(prelude_import)]#[prelude_import]usestd::prelude::rust_2018::*;#[macro_use]externcratestd;// Shorthand for initializing a `String`.macro_rules!S{($e:expr)=>{String::from($e)};}fnmain()
BuiltinMutablesTransmutes:用于检查可变引用的转换代码,报告可能的错误和建议。 BuiltinUnstableFeatures:用于检查使用不稳定特性的代码,报告可能的错误和建议。 BuiltinUngatedAsyncFnTrackCaller<'a>:用于检查async fn关键字的使用,报告可能的错误和建议。 BuiltinUnreachablePub<'a>:用于检查公共函数或方法的不可达代码...
Status: added as unstable in 1.54 (alloc: Add unstable Cfg feature `no_global_oom_handlingrust-lang/rust#84266). cfg(no_rc). Tracking Issue: -. Used by: Kbuild (alloc). Status: added as unstable in 1.66 (alloc: add unstable cfg featuresno_rcandno_syncrust-lang/rust#89891). cfg(no...
On 2.0, we will remove this and enable all unstable features on the nightly channel by default. On the stable, every unstable feature will be disabled. 👎 3 topecongiro closed this as completed Jan 14, 2020 Contributor thomaseizinger commented Jan 14, 2020 • edited Just to clarify...
[feature(restricted_std)]` to thecrateattributes to enable = note: this compiler was built on2024-05-01; consider upgrading itifit is out of date error[E0658]:useof unstable library feature'restricted_std': You have attempted tousea standard library builtforaplatform that it doesn'tknow ...
Feature:代表一个Rust功能,它包含一个功能名称以及支持该功能的编译器版本范围。这个结构体还包含其他元数据,如关于功能的描述和功能是否被弃用等。 State:是一个枚举,用于表示功能的状态。它有三种可能的取值:Unstable表示该功能是不稳定的,Stabilizing表示该功能正在稳定中,Stable表示该功能已经稳定可用。
Compiling statrs v0.11.0error[E0658]:useof unstable library feature'iter_nth_back' -->/usr/local/cargo/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.0/src/iterators/mod.rs:134:5|134| /fnnth_back(&mutself, n:usize)->Option<*mutA> {135| |letindex=self.index?;136| |letlen...
UnstableVirtualFunctionElimination:表示不稳定的虚函数消除错误。 UnsupportedDwarfVersion:表示不支持的DWARF版本错误。 StackProtectorNotSupportedForTarget:表示目标平台不支持堆栈保护的错误。 BranchProtectionRequiresAArch64:表示分支保护需要AArch64架构的错误。
At the time of writing the article (1.70.0-nightly), the half-open range patterns feature was still unstable and required a dedicated feature attribute to enable it. However, we still provided support for it. The latest Rust plugin releases provide code analysis with the capability to high...
#![feature(a, b, c)] C 依赖于某个永远无法被稳定下来的特性, 参见 Unstable Book. 🚧 构建选项作用说明 #![windows_subsystem = "x"] C 在Windows 上创建 console 或windows 应用程序. REF 🝖 #![crate_name = "x"] C 当不使用 cargo 时指定当前 crate 名. ? REF 🝖 #![crate_type =...