diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:50 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:50 +0000 |
commit | 2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35 (patch) | |
tree | d325add32978dbdc1db975a438b3a77d571b1ab8 /vendor/syn/tests/test_iterators.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 'vendor/syn/tests/test_iterators.rs')
-rw-r--r-- | vendor/syn/tests/test_iterators.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/vendor/syn/tests/test_iterators.rs b/vendor/syn/tests/test_iterators.rs index 2c8359c15..0ab0fb914 100644 --- a/vendor/syn/tests/test_iterators.rs +++ b/vendor/syn/tests/test_iterators.rs @@ -47,3 +47,22 @@ fn iter() { assert_eq!(p.iter_mut().next_back(), Some(&mut 4)); assert_eq!(p.into_iter().next_back(), Some(4)); } + +#[test] +fn may_dangle() { + let p: Punctuated<_, Token![,]> = punctuated!(2, 3, 4); + for element in &p { + if *element == 2 { + drop(p); + break; + } + } + + let mut p: Punctuated<_, Token![,]> = punctuated!(2, 3, 4); + for element in &mut p { + if *element == 2 { + drop(p); + break; + } + } +} |