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43 lines
900 B
Rust
43 lines
900 B
Rust
// This test was derived from the wasm and parsell crates. They
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// stopped compiling when #32330 is fixed.
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#![allow(dead_code, unused_variables)]
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use std::str::Chars;
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pub trait HasOutput<Ch, Str> {
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type Output;
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}
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#[derive(Clone, PartialEq, Eq, Hash, Ord, PartialOrd, Debug)]
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pub enum Token<'a> {
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Begin(&'a str)
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}
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fn mk_unexpected_char_err<'a>() -> Option<&'a i32> {
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unimplemented!()
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}
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fn foo<'a>(data: &mut Chars<'a>) {
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bar(mk_unexpected_char_err) //~ ERROR mismatched types
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}
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fn bar<F>(t: F)
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// No type can satisfy this requirement, since `'a` does not
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// appear in any of the input types:
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where F: for<'a> Fn() -> Option<&'a i32>
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//~^ ERROR E0582
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{
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}
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fn baz<F>(t: F)
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// No type can satisfy this requirement, since `'a` does not
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// appear in any of the input types:
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where F: for<'a> Iterator<Item=&'a i32>
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//~^ ERROR E0582
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{
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}
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fn main() {
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}
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