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