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54a0048b | 1 | // Copyright 2012-2016 The Rust Project Developers. See the COPYRIGHT |
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2 | // file at the top-level directory of this distribution and at |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
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11 | // ignore-emscripten |
12 | // compile-flags: -Z orbit=off | |
13 | // (blows the stack with MIR trans and no optimizations) | |
14 | ||
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15 | // Tests that the `vec!` macro does not overflow the stack when it is |
16 | // given data larger than the stack. | |
1a4d82fc | 17 | |
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18 | const LEN: usize = 1 << 15; |
19 | ||
20 | use std::thread::Builder; | |
223e47cc | 21 | |
970d7e83 | 22 | fn main() { |
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23 | assert!(Builder::new().stack_size(LEN / 2).spawn(|| { |
24 | let vec = vec![[0; LEN]]; | |
25 | assert_eq!(vec.len(), 1); | |
26 | }).unwrap().join().is_ok()); | |
223e47cc | 27 | } |