33 lines
975 B
Rust
33 lines
975 B
Rust
// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// This tests for an ICE (and, if ignored, subsequent LLVM abort) when
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// a lifetime-parametric fn is passed into a context whose expected
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// type has a differing lifetime parameterization.
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struct A<'a> {
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_a: &'a i32,
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}
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fn call<T>(s: T, functions: &Vec<for <'n> fn(&'n T)>) {
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for function in functions {
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function(&s);
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}
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}
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fn f(a: &A) { println!("a holds {}", a._a); }
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fn main() {
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let a = A { _a: &10 };
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let vec: Vec<for <'u,'v> fn(&'u A<'v>)> = vec![f];
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call(a, &vec);
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}
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