8588654783
Currently if a print happens while a thread is being torn down it may cause a panic if the LOCAL_STDOUT TLS slot has been destroyed by that point. This adds a guard to check and prints to the process stdout if that's the case (as we do for if the slot is already borrowed). Closes #29488
31 lines
839 B
Rust
31 lines
839 B
Rust
// Copyright 2015 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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use std::thread;
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struct Foo;
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impl Drop for Foo {
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fn drop(&mut self) {
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println!("test2");
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}
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}
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thread_local!(static FOO: Foo = Foo);
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fn main() {
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// Off the main thread due to #28129, be sure to initialize FOO first before
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// calling `println!`
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thread::spawn(|| {
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FOO.with(|_| {});
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println!("test1");
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}).join().unwrap();
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}
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