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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/regions/regions-return-ref-to-upvar-issue-17403.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/regions/regions-return-ref-to-upvar-issue-17403.rs')
-rw-r--r-- | src/test/ui/regions/regions-return-ref-to-upvar-issue-17403.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-return-ref-to-upvar-issue-17403.rs b/src/test/ui/regions/regions-return-ref-to-upvar-issue-17403.rs new file mode 100644 index 000000000..86e759f08 --- /dev/null +++ b/src/test/ui/regions/regions-return-ref-to-upvar-issue-17403.rs @@ -0,0 +1,11 @@ +// Test that closures cannot subvert aliasing restrictions + +fn main() { + // Unboxed closure case + { + let mut x = 0; + let mut f = || &mut x; //~ ERROR captured variable cannot escape `FnMut` closure body + let x = f(); + let y = f(); + } +} |