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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/borrowck/issue-25793.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/issue-25793.rs')
-rw-r--r-- | src/test/ui/borrowck/issue-25793.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/issue-25793.rs b/src/test/ui/borrowck/issue-25793.rs new file mode 100644 index 000000000..6c8dacc22 --- /dev/null +++ b/src/test/ui/borrowck/issue-25793.rs @@ -0,0 +1,26 @@ +#![feature(rustc_attrs)] +macro_rules! width( + ($this:expr) => { + $this.width.unwrap() + //~^ ERROR cannot use `self.width` because it was mutably borrowed + } +); + +struct HasInfo { + width: Option<usize> +} + +impl HasInfo { + fn get_size(&mut self, n: usize) -> usize { + n + } + + fn get_other(&mut self) -> usize { + let r = &mut *self; + r.get_size(width!(self)) + } + // Above is like `self.get_size(width!(self))`, but it + // deliberately avoids NLL's two phase borrow feature. +} + +fn main() { } |