mirror of https://github.com/rust-lang/rust
28 lines
996 B
Rust
28 lines
996 B
Rust
//@ edition:2015
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// test for ICE #121807 begin <= end (12 <= 11) when slicing 'Self::Assoc<'_>'
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// fixed by #122749
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trait MemoryUnit { // ERROR: not all trait items implemented, missing: `read_word`
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extern "C" fn read_word(&mut self) -> u8;
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extern "C" fn read_dword(Self::Assoc<'_>) -> u16;
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//~^ WARN anonymous parameters are deprecated and will be removed in the next edition
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//~^^ WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
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//~^^^ ERROR associated type `Assoc` not found for `Self`
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}
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struct ROM {}
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impl MemoryUnit for ROM {
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//~^ ERROR not all trait items implemented, missing: `read_word`
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extern "C" fn read_dword(&'s self) -> u16 {
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//~^ ERROR use of undeclared lifetime name `'s`
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//~^^ ERROR method `read_dword` has a `&self` declaration in the impl, but not in the trait
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let a16 = self.read_word() as u16;
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let b16 = self.read_word() as u16;
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(b16 << 8) | a16
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}
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}
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pub fn main() {}
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