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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:50 +0000 |
commit | 2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35 (patch) | |
tree | d325add32978dbdc1db975a438b3a77d571b1ab8 /tests/ui/dyn-star/dyn-star-to-dyn.rs | |
parent | Releasing progress-linux version 1.68.2+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35.tar.xz rustc-2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35.zip |
Merging upstream version 1.69.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/dyn-star/dyn-star-to-dyn.rs')
-rw-r--r-- | tests/ui/dyn-star/dyn-star-to-dyn.rs | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/tests/ui/dyn-star/dyn-star-to-dyn.rs b/tests/ui/dyn-star/dyn-star-to-dyn.rs index a6d9df952..1d974b7ec 100644 --- a/tests/ui/dyn-star/dyn-star-to-dyn.rs +++ b/tests/ui/dyn-star/dyn-star-to-dyn.rs @@ -1,9 +1,17 @@ -// build-pass +// run-pass #![feature(dyn_star)] //~^ WARN the feature `dyn_star` is incomplete and may not be safe to use and/or cause compiler crashes +use std::fmt::Debug; + fn main() { - let x: dyn* Send = &(); - let x = Box::new(x) as Box<dyn Send>; + let x: dyn* Debug = &42; + let x = Box::new(x) as Box<dyn Debug>; + assert_eq!("42", format!("{x:?}")); + + // Also test opposite direction. + let x: Box<dyn Debug> = Box::new(42); + let x = &x as dyn* Debug; + assert_eq!("42", format!("{x:?}")); } |