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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 02:49:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 02:49:50 +0000 |
commit | 9835e2ae736235810b4ea1c162ca5e65c547e770 (patch) | |
tree | 3fcebf40ed70e581d776a8a4c65923e8ec20e026 /tests/ui/lint/noop-method-call.stderr | |
parent | Releasing progress-linux version 1.70.0+dfsg2-1~progress7.99u1. (diff) | |
download | rustc-9835e2ae736235810b4ea1c162ca5e65c547e770.tar.xz rustc-9835e2ae736235810b4ea1c162ca5e65c547e770.zip |
Merging upstream version 1.71.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/lint/noop-method-call.stderr')
-rw-r--r-- | tests/ui/lint/noop-method-call.stderr | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/tests/ui/lint/noop-method-call.stderr b/tests/ui/lint/noop-method-call.stderr index 6a904d01a..37cd1a0fc 100644 --- a/tests/ui/lint/noop-method-call.stderr +++ b/tests/ui/lint/noop-method-call.stderr @@ -11,22 +11,42 @@ note: the lint level is defined here LL | #![warn(noop_method_call)] | ^^^^^^^^^^^^^^^^ +warning: using `.clone()` on a double reference, which returns `&CloneType<u32>` instead of cloning the inner type + --> $DIR/noop-method-call.rs:23:63 + | +LL | let clone_type_ref_clone: &CloneType<u32> = clone_type_ref.clone(); + | ^^^^^^^^ + | + = note: `#[warn(suspicious_double_ref_op)]` on by default + warning: call to `.deref()` on a reference in this situation does nothing - --> $DIR/noop-method-call.rs:28:63 + --> $DIR/noop-method-call.rs:27:63 | LL | let non_deref_type_deref: &PlainType<u32> = non_deref_type.deref(); | ^^^^^^^^ unnecessary method call | = note: the type `&PlainType<u32>` which `deref` is being called on is the same as the type returned from `deref`, so the method call does not do anything and can be removed +warning: using `.deref()` on a double reference, which returns `&PlainType<u32>` instead of dereferencing the inner type + --> $DIR/noop-method-call.rs:31:63 + | +LL | let non_deref_type_deref: &PlainType<u32> = non_deref_type.deref(); + | ^^^^^^^^ + warning: call to `.borrow()` on a reference in this situation does nothing - --> $DIR/noop-method-call.rs:36:66 + --> $DIR/noop-method-call.rs:35:66 | LL | let non_borrow_type_borrow: &PlainType<u32> = non_borrow_type.borrow(); | ^^^^^^^^^ unnecessary method call | = note: the type `&PlainType<u32>` which `borrow` is being called on is the same as the type returned from `borrow`, so the method call does not do anything and can be removed +warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type + --> $DIR/noop-method-call.rs:43:44 + | +LL | let _v: Vec<&str> = xs.iter().map(|x| x.clone()).collect(); // could use `*x` instead + | ^^^^^^^^ + warning: call to `.clone()` on a reference in this situation does nothing --> $DIR/noop-method-call.rs:48:19 | @@ -43,5 +63,5 @@ LL | non_clone_type.clone(); | = note: the type `&PlainType<u32>` 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 -warning: 5 warnings emitted +warning: 8 warnings emitted |