diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/unboxed-closures/unboxed-closures-move-some-upvars-in-by-ref-closure.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 '')
-rw-r--r-- | src/test/ui/unboxed-closures/unboxed-closures-move-some-upvars-in-by-ref-closure.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/unboxed-closures/unboxed-closures-move-some-upvars-in-by-ref-closure.rs b/src/test/ui/unboxed-closures/unboxed-closures-move-some-upvars-in-by-ref-closure.rs new file mode 100644 index 000000000..2d219643f --- /dev/null +++ b/src/test/ui/unboxed-closures/unboxed-closures-move-some-upvars-in-by-ref-closure.rs @@ -0,0 +1,23 @@ +// run-pass +// Test that in a by-ref once closure we move some variables even as +// we capture others by mutable reference. + +fn call<F>(f: F) where F : FnOnce() { + f(); +} + +fn main() { + let mut x = vec![format!("Hello")]; + let y = vec![format!("World")]; + call(|| { + // Here: `x` must be captured with a mutable reference in + // order for us to append on it, and `y` must be captured by + // value. + for item in y { + x.push(item); + } + }); + assert_eq!(x.len(), 2); + assert_eq!(&*x[0], "Hello"); + assert_eq!(&*x[1], "World"); +} |