diff options
Diffstat (limited to 'tests/ui/lint/suspicious-double-ref-op.stderr')
| -rw-r--r-- | tests/ui/lint/suspicious-double-ref-op.stderr | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/ui/lint/suspicious-double-ref-op.stderr b/tests/ui/lint/suspicious-double-ref-op.stderr new file mode 100644 index 000000000..d15487ca2 --- /dev/null +++ b/tests/ui/lint/suspicious-double-ref-op.stderr @@ -0,0 +1,35 @@ +error: using `.clone()` on a double reference, which returns `&Vec<i32>` instead of cloning the inner type + --> $DIR/suspicious-double-ref-op.rs:7:23 + | +LL | let z: &Vec<_> = y.clone(); + | ^^^^^^^^ + | +note: the lint level is defined here + --> $DIR/suspicious-double-ref-op.rs:2:9 + | +LL | #![deny(suspicious_double_ref_op, noop_method_call)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +error: call to `.clone()` on a reference in this situation does nothing + --> $DIR/suspicious-double-ref-op.rs:24:25 + | +LL | let _ = &mut encoded.clone(); + | ^^^^^^^^ unnecessary method call + | + = note: the type `&[u8]` which `clone` is being called on is the same as the type returned from `clone`, so the method call does not do anything and can be removed +note: the lint level is defined here + --> $DIR/suspicious-double-ref-op.rs:2:35 + | +LL | #![deny(suspicious_double_ref_op, noop_method_call)] + | ^^^^^^^^^^^^^^^^ + +error: call to `.clone()` on a reference in this situation does nothing + --> $DIR/suspicious-double-ref-op.rs:26:21 + | +LL | let _ = &encoded.clone(); + | ^^^^^^^^ unnecessary method call + | + = note: the type `&[u8]` which `clone` is being called on is the same as the type returned from `clone`, so the method call does not do anything and can be removed + +error: aborting due to 3 previous errors + |