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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/nll/closure-borrow-spans.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/nll/closure-borrow-spans.rs')
-rw-r--r-- | src/test/ui/nll/closure-borrow-spans.rs | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/test/ui/nll/closure-borrow-spans.rs b/src/test/ui/nll/closure-borrow-spans.rs new file mode 100644 index 000000000..b38f7900e --- /dev/null +++ b/src/test/ui/nll/closure-borrow-spans.rs @@ -0,0 +1,100 @@ +// check that existing borrows due to a closure capture give a special note + +fn move_while_borrowed(x: String) { + let f = || x.len(); + let y = x; //~ ERROR + f.use_ref(); +} + +fn borrow_mut_while_borrowed(mut x: i32) { + let f = || x; + let y = &mut x; //~ ERROR + f.use_ref(); +} + +fn drop_while_borrowed() { + let f; + { + let x = 1; + f = || x; //~ ERROR + } + f.use_ref(); +} + +fn assign_while_borrowed(mut x: i32) { + let f = || x; + x = 1; //~ ERROR + f.use_ref(); +} + +fn copy_while_borrowed_mut(mut x: i32) { + let f = || x = 0; + let y = x; //~ ERROR + f.use_ref(); +} + +fn borrow_while_borrowed_mut(mut x: i32) { + let f = || x = 0; + let y = &x; //~ ERROR + f.use_ref(); +} + +fn borrow_mut_while_borrowed_mut(mut x: i32) { + let f = || x = 0; + let y = &mut x; //~ ERROR + f.use_ref(); +} + +fn drop_while_borrowed_mut() { + let f; + { + let mut x = 1; + f = || x = 0; //~ ERROR + } + f.use_ref(); +} + +fn assign_while_borrowed_mut(mut x: i32) { + let f = || x = 0; + x = 1; //~ ERROR + f.use_ref(); +} + +fn copy_while_borrowed_unique(x: &mut i32) { + let f = || *x = 0; + let y = x; //~ ERROR + f.use_ref(); +} + +fn borrow_while_borrowed_unique(x: &mut i32) { + let f = || *x = 0; + let y = &x; //~ ERROR + f.use_ref(); +} + +fn borrow_mut_while_borrowed_unique(mut x: &mut i32) { + let f = || *x = 0; + let y = &mut x; //~ ERROR + f.use_ref(); +} + +fn drop_while_borrowed_unique() { + let mut z = 1; + let f; + { + let x = &mut z; + f = || *x = 0; //~ ERROR + } + f.use_ref(); +} + +fn assign_while_borrowed_unique(x: &mut i32) { + let f = || *x = 0; + *x = 1; //~ ERROR + f.use_ref(); +} + +fn main() {} + +trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } } +impl<T> Fake for T { } |