| // Make sure that attribute used when injecting the prelude are resolved |
| // hygienically. |
| |
| //@ check-pass |
| //@ aux-build:not-libstd.rs |
| |
| //@revisions: rust2015 rust2018 |
| //@[rust2018] edition:2018 |
| |
| // The prelude import shouldn't see these as candidates for when it's trying to |
| // use the built-in macros. |
| extern crate core; |
| use core::prelude::v1::test as prelude_import; |
| use core::prelude::v1::test as macro_use; |
| |
| // Should not be used for the prelude import - not a concern in the 2015 edition |
| // because `std` is already declared in the crate root. |
| #[cfg(rust2018)] |
| extern crate not_libstd as std; |
| |
| #[cfg(rust2018)] |
| mod x { |
| // The extern crate item should override `std` in the extern prelude. |
| fn f() { |
| std::not_in_lib_std(); |
| } |
| } |
| |
| fn main() {} |
