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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/nll/issue-45157.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/nll/issue-45157.rs')
-rw-r--r-- | tests/ui/nll/issue-45157.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/nll/issue-45157.rs b/tests/ui/nll/issue-45157.rs new file mode 100644 index 000000000..8d2bf22a0 --- /dev/null +++ b/tests/ui/nll/issue-45157.rs @@ -0,0 +1,31 @@ +#![allow(unused)] + + +#[derive(Clone, Copy, Default)] +struct S { + a: u8, + b: u8, +} +#[derive(Clone, Copy, Default)] +struct Z { + c: u8, + d: u8, +} + +union U { + s: S, + z: Z, +} + +fn main() { + unsafe { + let mut u = U { s: Default::default() }; + + let mref = &mut u.s.a; + *mref = 22; + + let nref = &u.z.c; + //~^ ERROR cannot borrow `u` (via `u.z.c`) as immutable because it is also borrowed as mutable (via `u.s.a`) [E0502] + println!("{} {}", mref, nref) + } +} |