Update the diagnostic message to match the new span

compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs

@@ -2227,7 +2227,7 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> {
             }
             ObligationCauseCode::RepeatElementCopy { is_const_fn } => {
                 err.note(
-                    "the `Copy` trait is required because the repeated element will be copied",
+                    "the `Copy` trait is required because this value will be copied for each element of the array",
                 );
 
                 if is_const_fn {

src/test/ui/array-slice-vec/repeat_empty_ok.stderr

@@ -4,7 +4,7 @@ error[E0277]: the trait bound `Header<'_>: Copy` is not satisfied
 LL |     let headers = [Header{value: &[]}; 128];
    |                    ^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `Header<'_>`
    |
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Header<'_>` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]
@@ -16,7 +16,7 @@ error[E0277]: the trait bound `Header<'_>: Copy` is not satisfied
 LL |     let headers = [Header{value: &[0]}; 128];
    |                    ^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `Header<'_>`
    |
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Header<'_>` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]

src/test/ui/const-generics/issues/issue-61336-2.stderr

@@ -4,7 +4,7 @@ error[E0277]: the trait bound `T: Copy` is not satisfied
 LL |     [x; { N }]
    |      ^ the trait `Copy` is not implemented for `T`
    |
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider restricting type parameter `T`
    |
 LL | fn g<T: std::marker::Copy, const N: usize>(x: T) -> [T; N] {

src/test/ui/const-generics/issues/issue-61336.stderr

@@ -4,7 +4,7 @@ error[E0277]: the trait bound `T: Copy` is not satisfied
 LL |     [x; N]
    |      ^ the trait `Copy` is not implemented for `T`
    |
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider restricting type parameter `T`
    |
 LL | fn g<T: std::marker::Copy, const N: usize>(x: T) -> [T; N] {

src/test/ui/consts/const-blocks/fn-call-in-non-const.stderr

@@ -5,7 +5,7 @@ LL |     let _: [Option<Bar>; 2] = [no_copy(); 2];
    |                                ^^^^^^^^^ the trait `Copy` is not implemented for `Bar`
    |
    = note: required because of the requirements on the impl of `Copy` for `Option<Bar>`
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
    = help: consider creating a new `const` item and initializing it with the result of the function call to be used in the repeat position, like `const VAL: Type = const_fn();` and `let x = [VAL; 42];`
    = help: create an inline `const` block, see RFC #2920 <https://github.com/rust-lang/rfcs/pull/2920> for more information
 help: consider annotating `Bar` with `#[derive(Copy)]`

src/test/ui/consts/const-blocks/migrate-fail.stderr

@@ -5,7 +5,7 @@ LL |         let arr: [Option<Bar>; 2] = [x; 2];
    |                                      ^ the trait `Copy` is not implemented for `Bar`
    |
    = note: required because of the requirements on the impl of `Copy` for `Option<Bar>`
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Bar` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]
@@ -18,7 +18,7 @@ LL |         let arr: [Option<Bar>; 2] = [x; 2];
    |                                      ^ the trait `Copy` is not implemented for `Bar`
    |
    = note: required because of the requirements on the impl of `Copy` for `Option<Bar>`
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Bar` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]

src/test/ui/consts/const-blocks/nll-fail.stderr

@@ -5,7 +5,7 @@ LL |         let arr: [Option<Bar>; 2] = [x; 2];
    |                                      ^ the trait `Copy` is not implemented for `Bar`
    |
    = note: required because of the requirements on the impl of `Copy` for `Option<Bar>`
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Bar` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]
@@ -18,7 +18,7 @@ LL |         let arr: [Option<Bar>; 2] = [x; 2];
    |                                      ^ the trait `Copy` is not implemented for `Bar`
    |
    = note: required because of the requirements on the impl of `Copy` for `Option<Bar>`
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Bar` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]

src/test/ui/consts/const-blocks/trait-error.stderr

@@ -9,7 +9,7 @@ note: required because of the requirements on the impl of `Copy` for `Foo<String
    |
 LL | #[derive(Copy, Clone)]
    |          ^^^^
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
    = help: consider creating a new `const` item and initializing it with the result of the function call to be used in the repeat position, like `const VAL: Type = const_fn();` and `let x = [VAL; 42];`
    = help: create an inline `const` block, see RFC #2920 <https://github.com/rust-lang/rfcs/pull/2920> for more information
    = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)

src/test/ui/consts/const-fn-in-vec.stderr

@@ -4,7 +4,7 @@ error[E0277]: the trait bound `String: Copy` is not satisfied
 LL |     let strings: [String; 5] = [String::new(); 5];
    |                                 ^^^^^^^^^^^^^ the trait `Copy` is not implemented for `String`
    |
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
    = help: consider creating a new `const` item and initializing it with the result of the function call to be used in the repeat position, like `const VAL: Type = const_fn();` and `let x = [VAL; 42];`
    = help: create an inline `const` block, see RFC #2920 <https://github.com/rust-lang/rfcs/pull/2920> for more information
 

src/test/ui/repeat-expr/repeat-to-run-dtor-twice.stderr

@@ -4,7 +4,7 @@ error[E0277]: the trait bound `Foo: Copy` is not satisfied
 LL |     let _ = [ a; 5 ];
    |               ^ the trait `Copy` is not implemented for `Foo`
    |
-   = note: the `Copy` trait is required because the repeated element will be copied
+   = note: the `Copy` trait is required because this value will be copied for each element of the array
 help: consider annotating `Foo` with `#[derive(Copy)]`
    |
 LL | #[derive(Copy)]