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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/closures/2229_closure_analysis/run_pass/capture-disjoint-field-struct.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/closures/2229_closure_analysis/run_pass/capture-disjoint-field-struct.rs')
-rw-r--r-- | src/test/ui/closures/2229_closure_analysis/run_pass/capture-disjoint-field-struct.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/closures/2229_closure_analysis/run_pass/capture-disjoint-field-struct.rs b/src/test/ui/closures/2229_closure_analysis/run_pass/capture-disjoint-field-struct.rs new file mode 100644 index 000000000..3cb1eb329 --- /dev/null +++ b/src/test/ui/closures/2229_closure_analysis/run_pass/capture-disjoint-field-struct.rs @@ -0,0 +1,24 @@ +// edition:2021 +// run-pass + +// Test that we can immutably borrow field of an instance of a structure from within a closure, +// while having a mutable borrow to another field of the same instance outside the closure. + +struct Point { + x: i32, + y: i32, +} + +fn main() { + let mut p = Point { x: 10, y: 10 }; + + let c = || { + println!("{}", p.x); + }; + + // `c` should only capture `p.x`, therefore mutating `p.y` is allowed. + let py = &mut p.y; + + c(); + *py = 20; +} |