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/borrowck/borrowck-uninit-field-access.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/borrowck/borrowck-uninit-field-access.rs')
-rw-r--r-- | src/test/ui/borrowck/borrowck-uninit-field-access.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/borrowck-uninit-field-access.rs b/src/test/ui/borrowck/borrowck-uninit-field-access.rs new file mode 100644 index 000000000..bc931eef9 --- /dev/null +++ b/src/test/ui/borrowck/borrowck-uninit-field-access.rs @@ -0,0 +1,30 @@ +// Check that do not allow access to fields of uninitialized or moved +// structs. + +#[derive(Default)] +struct Point { + x: isize, + y: isize, +} + +#[derive(Default)] +struct Line { + origin: Point, + middle: Point, + target: Point, +} + +impl Line { fn consume(self) { } } + +fn main() { + let mut a: Point; + let _ = a.x + 1; //~ ERROR [E0381] + + let mut line1 = Line::default(); + let _moved = line1.origin; + let _ = line1.origin.x + 1; //~ ERROR [E0382] + + let mut line2 = Line::default(); + let _moved = (line2.origin, line2.middle); + line2.consume(); //~ ERROR [E0382] +} |