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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/closure-immutable-outer-variable.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/closure-immutable-outer-variable.rs')
-rw-r--r-- | src/test/ui/closures/closure-immutable-outer-variable.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/ui/closures/closure-immutable-outer-variable.rs b/src/test/ui/closures/closure-immutable-outer-variable.rs new file mode 100644 index 000000000..50ec1c614 --- /dev/null +++ b/src/test/ui/closures/closure-immutable-outer-variable.rs @@ -0,0 +1,13 @@ +// run-rustfix + +// Point at the captured immutable outer variable + +fn foo(mut f: Box<dyn FnMut()>) { + f(); +} + +fn main() { + let y = true; + foo(Box::new(move || y = !y) as Box<_>); + //~^ ERROR cannot assign to `y`, as it is not declared as mutable +} |