src/test/ui/lint/suggestions.stderr

   1 warning: unnecessary parentheses around assigned value
   2   --> $DIR/suggestions.rs:48:21
   3    |
   4 48 |         let mut a = (1); // should suggest no `mut`, no parens
   5    |                     ^^^ help: remove these parentheses
   6    |
   7 note: lint level defined here
   8   --> $DIR/suggestions.rs:13:21
   9    |
  10 13 | #![warn(unused_mut, unused_parens)] // UI tests pass `-A unused`—see Issue #43896
  11    |                     ^^^^^^^^^^^^^
  12
  13 warning: use of deprecated attribute `no_debug`: the `#[no_debug]` attribute was an experimental feature that has been deprecated due to lack of demand. See https://github.com/rust-lang/rust/issues/29721
  14   --> $DIR/suggestions.rs:43:1
  15    |
  16 43 | #[no_debug] // should suggest removal of deprecated attribute
  17    | ^^^^^^^^^^^ help: remove this attribute
  18    |
  19    = note: #[warn(deprecated)] on by default
  20
  21 warning: variable does not need to be mutable
  22   --> $DIR/suggestions.rs:48:13
  23    |
  24 48 |         let mut a = (1); // should suggest no `mut`, no parens
  25    |             ----^
  26    |             |
  27    |             help: remove this `mut`
  28    |
  29 note: lint level defined here
  30   --> $DIR/suggestions.rs:13:9
  31    |
  32 13 | #![warn(unused_mut, unused_parens)] // UI tests pass `-A unused`—see Issue #43896
  33    |         ^^^^^^^^^^
  34
  35 warning: variable does not need to be mutable
  36   --> $DIR/suggestions.rs:52:13
  37    |
  38 52 |            let mut
  39    |   _____________^
  40    |  |_____________|
  41    | ||
  42 53 | ||             b = 1;
  43    | ||____________-^
  44    |  |____________|
  45    |               help: remove this `mut`
  46
  47 warning: static is marked #[no_mangle], but not exported
  48   --> $DIR/suggestions.rs:16:14
  49    |
  50 16 | #[no_mangle] static SHENZHOU: usize = 1; // should suggest `pub`
  51    |              -^^^^^^^^^^^^^^^^^^^^^^^^^^
  52    |              |
  53    |              help: try making it public: `pub`
  54    |
  55    = note: #[warn(private_no_mangle_statics)] on by default
  56
  57 error: const items should never be #[no_mangle]
  58   --> $DIR/suggestions.rs:18:14
  59    |
  60 18 | #[no_mangle] const DISCOVERY: usize = 1; // should suggest `pub static` rather than `const`
  61    |              -----^^^^^^^^^^^^^^^^^^^^^^
  62    |              |
  63    |              help: try a static value: `pub static`
  64    |
  65    = note: #[deny(no_mangle_const_items)] on by default
  66
  67 warning: functions generic over types must be mangled
  68   --> $DIR/suggestions.rs:22:1
  69    |
  70 21 | #[no_mangle] // should suggest removal (generics can't be no-mangle)
  71    | ------------ help: remove this attribute
  72 22 | pub fn defiant<T>(_t: T) {}
  73    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  74    |
  75    = note: #[warn(no_mangle_generic_items)] on by default
  76
  77 warning: function is marked #[no_mangle], but not exported
  78   --> $DIR/suggestions.rs:26:1
  79    |
  80 26 | fn rio_grande() {} // should suggest `pub`
  81    | -^^^^^^^^^^^^^^^^^
  82    | |
  83    | help: try making it public: `pub`
  84    |
  85    = note: #[warn(private_no_mangle_fns)] on by default
  86
  87 warning: static is marked #[no_mangle], but not exported
  88   --> $DIR/suggestions.rs:33:18
  89    |
  90 33 |     #[no_mangle] pub static DAUNTLESS: bool = true;
  91    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  92
  93 warning: function is marked #[no_mangle], but not exported
  94   --> $DIR/suggestions.rs:35:18
  95    |
  96 35 |     #[no_mangle] pub fn val_jean() {}
  97    |                  ^^^^^^^^^^^^^^^^^^^^
  98
  99 warning: denote infinite loops with `loop { ... }`
 100   --> $DIR/suggestions.rs:46:5
 101    |
 102 46 |     while true { // should suggest `loop`
 103    |     ^^^^^^^^^^ help: use `loop`
 104    |
 105    = note: #[warn(while_true)] on by default
 106
 107 warning: the `warp_factor:` in this pattern is redundant
 108   --> $DIR/suggestions.rs:57:23
 109    |
 110 57 |             Equinox { warp_factor: warp_factor } => {} // should suggest shorthand
 111    |                       ------------^^^^^^^^^^^^
 112    |                       |
 113    |                       help: remove this
 114    |
 115    = note: #[warn(non_shorthand_field_patterns)] on by default
 116
 117 error: aborting due to previous error
 118