rust/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-6804-nan-match.stderr
Esteban Küber 253eb95d45 Tweak output of some const pattern errors
- Add primary span labels.
- Point at const generic parameter used as pattern.
- Point at statics used as pattern.
- Point at let bindings used in const pattern.
2024-12-04 20:29:36 +00:00

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error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:14:9
|
LL | const NAN: f64 = f64::NAN;
| -------------- constant defined here
...
LL | NAN => {},
| ^^^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:19:10
|
LL | const NAN: f64 = f64::NAN;
| -------------- constant defined here
...
LL | [NAN, _] => {},
| ^^^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:24:9
|
LL | const C: MyType<f32> = MyType(f32::NAN);
| -------------------- constant defined here
...
LL | C => {},
| ^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:30:9
|
LL | const NAN: f64 = f64::NAN;
| -------------- constant defined here
...
LL | NAN..=1.0 => {},
| ^^^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:31:16
|
LL | const NAN: f64 = f64::NAN;
| -------------- constant defined here
...
LL | -1.0..=NAN => {},
| ^^^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:32:9
|
LL | const NAN: f64 = f64::NAN;
| -------------- constant defined here
...
LL | NAN.. => {},
| ^^^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: cannot use NaN in patterns
--> $DIR/issue-6804-nan-match.rs:33:11
|
LL | const NAN: f64 = f64::NAN;
| -------------- constant defined here
...
LL | ..NAN => {},
| ^^^ evaluates to `NaN`, which is not allowed in patterns
|
= note: NaNs compare inequal to everything, even themselves, so this pattern would never match
= help: try using the `is_nan` method instead
error: aborting due to 7 previous errors