-
Notifications
You must be signed in to change notification settings - Fork 13.6k
Closed
Labels
A-decl-macros-1-2Area: Declarative macros 1.2Area: Declarative macros 1.2A-decl-macros-2-0Area: Declarative macros 2.0 (#39412)Area: Declarative macros 2.0 (#39412)A-resolveArea: Name/path resolution done by `rustc_resolve` specificallyArea: Name/path resolution done by `rustc_resolve` specifically
Description
All kinds of them - extern prelude, standard library prelude, language prelude, except for the macro prelude of course (which contains of builtin macros and macros from #[macro_use] extern crate
).
#![feature(extern_prelude, use_extern_macros)]
#![allow(unused)]
mod m {
fn f() {
std::mem::drop(0); // OK, extern prelude
Result::Ok::<u8, u8>(0); // OK, standard library prelude
u8::clone(&0); // OK, language prelude
std::panic!(); // ERROR failed to resolve. Use of undeclared type or module `std`
Result::Ok!(); // ERROR failed to resolve. Use of undeclared type or module `Result`
u8::clone!(); // ERROR failed to resolve. Use of undeclared type or module `u8`
}
}
fn main() {}
Metadata
Metadata
Assignees
Labels
A-decl-macros-1-2Area: Declarative macros 1.2Area: Declarative macros 1.2A-decl-macros-2-0Area: Declarative macros 2.0 (#39412)Area: Declarative macros 2.0 (#39412)A-resolveArea: Name/path resolution done by `rustc_resolve` specificallyArea: Name/path resolution done by `rustc_resolve` specifically