mirror of https://github.com/rust-lang/rust
23 lines
840 B
Rust
23 lines
840 B
Rust
//@ aux-build:derive-b.rs
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#[macro_use]
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extern crate derive_b;
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#[B] //~ ERROR `B` is ambiguous
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//~| WARN derive helper attribute is used before it is introduced
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//~| WARN this was previously accepted
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#[C] //~ ERROR cannot find attribute `C` in this scope
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#[B(D)] //~ ERROR `B` is ambiguous
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//~| WARN derive helper attribute is used before it is introduced
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//~| WARN this was previously accepted
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#[B(E = "foo")] //~ ERROR `B` is ambiguous
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//~| WARN derive helper attribute is used before it is introduced
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//~| WARN this was previously accepted
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#[B(arbitrary tokens)] //~ ERROR `B` is ambiguous
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//~| WARN derive helper attribute is used before it is introduced
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//~| WARN this was previously accepted
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#[derive(B)]
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struct B;
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fn main() {}
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