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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/lint/unused-borrows.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/lint/unused-borrows.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/lint/unused-borrows.rs b/src/test/ui/lint/unused-borrows.rs new file mode 100644 index 000000000..4518522ae --- /dev/null +++ b/src/test/ui/lint/unused-borrows.rs @@ -0,0 +1,33 @@ +#![deny(unused_must_use)] + +fn foo(_: i32) -> bool { todo!() } + +fn bar() -> &'static i32 { + &42; + //~^ unused + + &mut foo(42); + //~^ unused + + &&42; + //~^ unused + + &&mut 42; + //~^ unused + + &mut &42; + //~^ unused + + let _result = foo(4) + && foo(2); // Misplaced semi-colon (perhaps due to reordering of lines) + && foo(42); + //~^ unused + + let _ = &42; // ok + + &42 // ok +} + +fn main() { + let _ = bar(); +} |