diff options
Diffstat (limited to 'src/test/ui/issues/issue-68696-catch-during-unwind.rs')
-rw-r--r-- | src/test/ui/issues/issue-68696-catch-during-unwind.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-68696-catch-during-unwind.rs b/src/test/ui/issues/issue-68696-catch-during-unwind.rs new file mode 100644 index 000000000..2b12a62d0 --- /dev/null +++ b/src/test/ui/issues/issue-68696-catch-during-unwind.rs @@ -0,0 +1,25 @@ +// Checks that catch_unwind can be used if unwinding is already in progress. +// Used to fail when standard library had been compiled with debug assertions, +// due to incorrect assumption that a current thread is not panicking when +// entering the catch_unwind. +// +// run-pass + +use std::panic::catch_unwind; + +#[derive(Default)] +struct Guard; + +impl Drop for Guard { + fn drop(&mut self) { + let _ = catch_unwind(|| {}); + } +} + +fn main() { + #[cfg(panic = "unwind")] + let _ = catch_unwind(|| { + let _guard = Guard::default(); + panic!(); + }); +} |