1 error: this argument is passed by value, but not consumed in the function body
2 --> $DIR/needless_pass_by_value.rs:12:23
4 12 | fn foo<T: Default>(v: Vec<T>, w: Vec<T>, mut x: Vec<T>, y: Vec<T>) -> Vec<T> {
5 | ^^^^^^ help: consider changing the type to: `&[T]`
7 = note: `-D needless-pass-by-value` implied by `-D warnings`
9 error: this argument is passed by value, but not consumed in the function body
10 --> $DIR/needless_pass_by_value.rs:26:11
12 26 | fn bar(x: String, y: Wrapper) {
13 | ^^^^^^ help: consider changing the type to: `&str`
15 error: this argument is passed by value, but not consumed in the function body
16 --> $DIR/needless_pass_by_value.rs:26:22
18 26 | fn bar(x: String, y: Wrapper) {
19 | ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
21 error: this argument is passed by value, but not consumed in the function body
22 --> $DIR/needless_pass_by_value.rs:32:71
24 32 | fn test_borrow_trait<T: Borrow<str>, U: AsRef<str>, V>(t: T, u: U, v: V) {
25 | ^ help: consider taking a reference instead: `&V`
27 error: this argument is passed by value, but not consumed in the function body
28 --> $DIR/needless_pass_by_value.rs:44:18
30 44 | fn test_match(x: Option<Option<String>>, y: Option<Option<String>>) {
31 | ^^^^^^^^^^^^^^^^^^^^^^
32 help: consider taking a reference instead
34 44 | fn test_match(x: &Option<Option<String>>, y: Option<Option<String>>) {
38 error: this argument is passed by value, but not consumed in the function body
39 --> $DIR/needless_pass_by_value.rs:57:24
41 57 | fn test_destructure(x: Wrapper, y: Wrapper, z: Wrapper) {
42 | ^^^^^^^ help: consider taking a reference instead: `&Wrapper`
44 error: this argument is passed by value, but not consumed in the function body
45 --> $DIR/needless_pass_by_value.rs:57:36
47 57 | fn test_destructure(x: Wrapper, y: Wrapper, z: Wrapper) {
49 help: consider taking a reference instead
51 57 | fn test_destructure(x: Wrapper, y: &Wrapper, z: Wrapper) {
52 58 | let Wrapper(s) = z; // moved
53 59 | let Wrapper(ref t) = *y; // not moved
54 60 | let Wrapper(_) = *y; // still not moved
57 error: this argument is passed by value, but not consumed in the function body
58 --> $DIR/needless_pass_by_value.rs:73:49
60 73 | fn test_blanket_ref<T: Foo, S: Serialize>(_foo: T, _serializable: S) {}
61 | ^ help: consider taking a reference instead: `&T`
63 error: this argument is passed by value, but not consumed in the function body
64 --> $DIR/needless_pass_by_value.rs:75:18
66 75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
67 | ^^^^^^ help: consider taking a reference instead: `&String`
69 error: this argument is passed by value, but not consumed in the function body
70 --> $DIR/needless_pass_by_value.rs:75:29
72 75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
74 help: consider changing the type to
76 75 | fn issue_2114(s: String, t: &str, u: Vec<i32>, v: Vec<i32>) {
78 help: change `t.clone()` to
80 77 | let _ = t.to_string();
83 error: this argument is passed by value, but not consumed in the function body
84 --> $DIR/needless_pass_by_value.rs:75:40
86 75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
87 | ^^^^^^^^ help: consider taking a reference instead: `&Vec<i32>`
89 error: this argument is passed by value, but not consumed in the function body
90 --> $DIR/needless_pass_by_value.rs:75:53
92 75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: Vec<i32>) {
94 help: consider changing the type to
96 75 | fn issue_2114(s: String, t: String, u: Vec<i32>, v: &[i32]) {
98 help: change `v.clone()` to
100 79 | let _ = v.to_owned();
103 error: this argument is passed by value, but not consumed in the function body
104 --> $DIR/needless_pass_by_value.rs:87:12
107 | ^^^^^^ help: consider changing the type to: `&str`
109 error: this argument is passed by value, but not consumed in the function body
110 --> $DIR/needless_pass_by_value.rs:88:12
113 | ^^^^^^ help: consider taking a reference instead: `&String`
115 error: this argument is passed by value, but not consumed in the function body
116 --> $DIR/needless_pass_by_value.rs:100:13
119 | ^ help: consider taking a reference instead: `&U`
121 error: this argument is passed by value, but not consumed in the function body
122 --> $DIR/needless_pass_by_value.rs:101:13
125 | ^^^^ help: consider taking a reference instead: `&Self`
127 error: aborting due to 16 previous errors