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authorRalf Jung <post@ralfj.de>2024-03-31 11:54:16 +0200
committerRalf Jung <post@ralfj.de>2024-03-31 11:54:16 +0200
commit42972f52de2aedbc8cc96a3f4b28c4330822aecd (patch)
tree8390c1885a5efac13dcf74401a8217fb6df3e064 /library/std/src/panic.rs
parentc93b17d6d20a234f21e04804adef7b58a08dd9e4 (diff)
downloadrust-42972f52de2aedbc8cc96a3f4b28c4330822aecd.tar.gz
rust-42972f52de2aedbc8cc96a3f4b28c4330822aecd.zip
catch_panic: warn about panicking payload drop
Diffstat (limited to 'library/std/src/panic.rs')
-rw-r--r--library/std/src/panic.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/library/std/src/panic.rs b/library/std/src/panic.rs
index 3d576af681e..e63b46ab705 100644
--- a/library/std/src/panic.rs
+++ b/library/std/src/panic.rs
@@ -126,6 +126,9 @@ where
 /// Also note that unwinding into Rust code with a foreign exception (e.g.
 /// an exception thrown from C++ code) is undefined behavior.
 ///
+/// Finally, be **careful in how you drop the result of this function**.
+/// If it is `Err`, it contains the panic payload, and dropping that may in turn panic!
+///
 /// # Examples
 ///
 /// ```