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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/issues/issue-18566.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/issues/issue-18566.rs')
-rw-r--r-- | src/test/ui/issues/issue-18566.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-18566.rs b/src/test/ui/issues/issue-18566.rs new file mode 100644 index 000000000..9da904acf --- /dev/null +++ b/src/test/ui/issues/issue-18566.rs @@ -0,0 +1,25 @@ +use std::ops::Deref; + +struct MyPtr<'a>(&'a mut usize); +impl<'a> Deref for MyPtr<'a> { + type Target = usize; + + fn deref<'b>(&'b self) -> &'b usize { self.0 } +} + +trait Tr { + fn poke(&self, s: &mut usize); +} + +impl Tr for usize { + fn poke(&self, s: &mut usize) { + *s = 2; + } +} + +fn main() { + let s = &mut 1; + + MyPtr(s).poke(s); + //~^ ERROR cannot borrow `*s` as mutable more than once at a time +} |