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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/borrowck-mut-borrow-linear-errors.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-mut-borrow-linear-errors.rs')
-rw-r--r-- | src/test/ui/borrowck/borrowck-mut-borrow-linear-errors.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/borrowck-mut-borrow-linear-errors.rs b/src/test/ui/borrowck/borrowck-mut-borrow-linear-errors.rs new file mode 100644 index 000000000..e3d76398b --- /dev/null +++ b/src/test/ui/borrowck/borrowck-mut-borrow-linear-errors.rs @@ -0,0 +1,15 @@ +// Test to ensure we only report an error for the first issued loan that +// conflicts with a new loan, as opposed to every issued loan. This keeps us +// down to O(n) errors (for n problem lines), instead of O(n^2) errors. + +fn main() { + let mut x = 1; + let mut addr = vec![]; + loop { + match 1 { + 1 => { addr.push(&mut x); } //~ ERROR [E0499] + 2 => { addr.push(&mut x); } //~ ERROR [E0499] + _ => { addr.push(&mut x); } //~ ERROR [E0499] + } + } +} |