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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/regions/regions-infer-borrow-scope-addr-of.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/regions/regions-infer-borrow-scope-addr-of.rs')
-rw-r--r-- | tests/ui/regions/regions-infer-borrow-scope-addr-of.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tests/ui/regions/regions-infer-borrow-scope-addr-of.rs b/tests/ui/regions/regions-infer-borrow-scope-addr-of.rs new file mode 100644 index 000000000..5d8ad932e --- /dev/null +++ b/tests/ui/regions/regions-infer-borrow-scope-addr-of.rs @@ -0,0 +1,23 @@ +// run-pass + +use std::mem::swap; + +pub fn main() { + let mut x = 4; + + for i in 0_usize..3 { + // ensure that the borrow in this alt + // does not interfere with the swap + // below. note that it would it you + // naively borrowed &x for the lifetime + // of the variable x, as we once did + match i { + i => { + let y = &x; + assert!(i < *y); + } + } + let mut y = 4; + swap(&mut y, &mut x); + } +} |