mirror of https://github.com/rust-lang/rust
27 lines
552 B
Rust
27 lines
552 B
Rust
//@ aux-build:two_macros.rs
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#![allow(unused_macros)]
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macro_rules! foo { () => {} }
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macro_rules! macro_one { () => {} }
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#[macro_use(macro_two)] extern crate two_macros;
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macro_rules! m1 { () => {
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macro_rules! foo { () => {} }
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#[macro_use] //~ ERROR `macro_two` is already in scope
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extern crate two_macros as __;
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}}
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m1!();
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foo!(); //~ ERROR `foo` is ambiguous
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macro_rules! m2 { () => {
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macro_rules! foo { () => {} }
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foo!();
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}}
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m2!();
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//^ Since `foo` is not used outside this expansion, it is not a shadowing error.
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fn main() {}
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