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Resolve new dead_code warnings in test suite

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Bisects to https://github.com/rust-lang/rust/pull/141407.

    warning: struct `Struct` is never constructed
       --> test_suite/tests/test_gen.rs:803:16
        |
    803 |     pub struct Struct {
        |                ^^^^^^
        |
        = note: `#[warn(dead_code)]` on by default

    warning: function `vec_first_element` is never used
       --> test_suite/tests/test_gen.rs:885:4
        |
    885 | fn vec_first_element<T, S>(vec: &[T], serializer: S) -> StdResult<S::Ok, S::Error>
        |    ^^^^^^^^^^^^^^^^^

    warning: struct `S` is never constructed
     --> test_suite/tests/regression/issue2415.rs:5:12
      |
    5 | pub struct S;
      |            ^
      |
      = note: `#[warn(dead_code)]` on by default
This commit is contained in:
David Tolnay 2025-05-31 09:55:51 -07:00
parent da3998acfb
commit a1ddb18c92
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2 changed files with 3 additions and 0 deletions
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1
test_suite/tests/regression/issue2415.rs
View File

@ -2,4 +2,5 @@ use serde_derive::Serialize;
#[derive(Serialize)]
#[serde()]
#[allow(dead_code)]
pub struct S;

2
test_suite/tests/test_gen.rs
View File

@ -805,6 +805,8 @@ fn test_gen() {
pub vec: Vec<Self>,
}
assert_ser::<Struct>();
#[derive(Deserialize)]
#[serde(bound(deserialize = "[&'de str; N]: Copy"))]
pub struct GenericUnitStruct<const N: usize>;