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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/functions-closures/return-from-closure.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/functions-closures/return-from-closure.rs')
-rw-r--r-- | tests/ui/functions-closures/return-from-closure.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/ui/functions-closures/return-from-closure.rs b/tests/ui/functions-closures/return-from-closure.rs new file mode 100644 index 000000000..656a95f12 --- /dev/null +++ b/tests/ui/functions-closures/return-from-closure.rs @@ -0,0 +1,33 @@ +// run-pass +#![allow(non_upper_case_globals)] +// just to make sure that `return` is only returning from the closure, +// not the surrounding function. + +static mut calls: usize = 0; + +fn surrounding() { + let return_works = |n: isize| { + unsafe { calls += 1 } + + if n >= 0 { return; } + panic!() + }; + + return_works(10); + return_works(20); + + let return_works_proc = |n: isize| { + unsafe { calls += 1 } + + if n >= 0 { return; } + panic!() + }; + + return_works_proc(10); +} + +pub fn main() { + surrounding(); + + assert_eq!(unsafe {calls}, 3); +} |