rust/tests/ui/span/coerce-suggestions.stderr at 5b8f281df26dd3e1236df9bedb14930f5460098e · rust-lang/rust · GitHub

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error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:8:20
   |
LL |     let x: usize = String::new();
   |            -----   ^^^^^^^^^^^^^ expected `usize`, found `String`
   |            |
   |            expected due to this

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:10:19
   |
LL |     let x: &str = String::new();
   |            ----   ^^^^^^^^^^^^^ expected `&str`, found `String`
   |            |
   |            expected due to this
   |
help: consider borrowing here
   |
LL |     let x: &str = &String::new();
   |                   +

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:13:10
   |
LL |     test(&y);
   |     ---- ^^ types differ in mutability
   |     |
   |     arguments to this function are incorrect
   |
   = note: expected mutable reference `&mut String`
                      found reference `&String`
note: function defined here
  --> $DIR/coerce-suggestions.rs:1:4
   |
LL | fn test(_x: &mut String) {}
   |    ^^^^ ---------------
help: consider using `&mut` instead
   |
LL |     test(&mut y);
   |           +++

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:15:10
   |
LL |     test(&raw const y);
   |     ---- ^^^^^^^^^^^^ expected `&mut String`, found `*const String`
   |     |
   |     arguments to this function are incorrect
   |
   = note: expected mutable reference `&mut String`
                    found raw pointer `*const String`
note: function defined here
  --> $DIR/coerce-suggestions.rs:1:4
   |
LL | fn test(_x: &mut String) {}
   |    ^^^^ ---------------
help: consider using `&mut` instead
   |
LL -     test(&raw const y);
LL +     test(&mut y);
   |

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:17:10
   |
LL |     test(&raw mut y);
   |     ---- ^^^^^^^^^^ expected `&mut String`, found `*mut String`
   |     |
   |     arguments to this function are incorrect
   |
   = note: expected mutable reference `&mut String`
                    found raw pointer `*mut String`
note: function defined here
  --> $DIR/coerce-suggestions.rs:1:4
   |
LL | fn test(_x: &mut String) {}
   |    ^^^^ ---------------
help: consider using `&mut` instead
   |
LL -     test(&raw mut y);
LL +     test(&mut y);
   |

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:19:11
   |
LL |     test2(&y);
   |     ----- ^^ types differ in mutability
   |     |
   |     arguments to this function are incorrect
   |
   = note: expected mutable reference `&mut i32`
                      found reference `&String`
note: function defined here
  --> $DIR/coerce-suggestions.rs:3:4
   |
LL | fn test2(_x: &mut i32) {}
   |    ^^^^^ ------------

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:22:9
   |
LL |     s = format!("foo");
   |         ^^^^^^^^^^^^^^ expected `&mut String`, found `String`

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:25:11
   |
LL |     test3(&raw const s);
   |     ----- ^^^^^^^^^^^^ types differ in mutability
   |     |
   |     arguments to this function are incorrect
   |
   = note: expected raw pointer `*mut String`
              found raw pointer `*const String`
note: function defined here
  --> $DIR/coerce-suggestions.rs:5:4
   |
LL | fn test3(_x: *mut String) {}
   |    ^^^^^ ---------------
help: consider using `&raw mut` instead
   |
LL -     test3(&raw const s);
LL +     test3(&raw mut s);
   |

error[E0308]: mismatched types
  --> $DIR/coerce-suggestions.rs:27:11
   |
LL |     test3(&s);
   |     ----- ^^ types differ in mutability
   |     |
   |     arguments to this function are incorrect
   |
   = note: expected raw pointer `*mut String`
                found reference `&String`
note: function defined here
  --> $DIR/coerce-suggestions.rs:5:4
   |
LL | fn test3(_x: *mut String) {}
   |    ^^^^^ ---------------
help: consider using `&mut` instead
   |
LL |     test3(&mut s);
   |            +++

error: aborting due to 9 previous errors

For more information about this error, try `rustc --explain E0308`.