mirror of https://github.com/rust-lang/rust
43 lines
1.5 KiB
Plaintext
43 lines
1.5 KiB
Plaintext
warning: irrefutable `while let` pattern
|
|
--> $DIR/while-let-2.rs:7:19
|
|
|
|
|
LL | while let $p = $e $b
|
|
| ^^^
|
|
...
|
|
LL | / foo!(_a, 1, {
|
|
LL | | println!("irrefutable pattern");
|
|
LL | | });
|
|
| |______- in this macro invocation
|
|
|
|
|
= note: this pattern will always match, so the loop will never exit
|
|
= help: consider instead using a `loop { ... }` with a `let` inside it
|
|
= note: `#[warn(irrefutable_let_patterns)]` on by default
|
|
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
|
|
warning: irrefutable `while let` pattern
|
|
--> $DIR/while-let-2.rs:7:19
|
|
|
|
|
LL | while let $p = $e $b
|
|
| ^^^
|
|
...
|
|
LL | / bar!(_a, 1, {
|
|
LL | | println!("irrefutable pattern");
|
|
LL | | });
|
|
| |______- in this macro invocation
|
|
|
|
|
= note: this pattern will always match, so the loop will never exit
|
|
= help: consider instead using a `loop { ... }` with a `let` inside it
|
|
= note: this warning originates in the macro `foo` which comes from the expansion of the macro `bar` (in Nightly builds, run with -Z macro-backtrace for more info)
|
|
|
|
warning: irrefutable `while let` pattern
|
|
--> $DIR/while-let-2.rs:27:11
|
|
|
|
|
LL | while let _a = 1 {
|
|
| ^^^^^^^^^^
|
|
|
|
|
= note: this pattern will always match, so the loop will never exit
|
|
= help: consider instead using a `loop { ... }` with a `let` inside it
|
|
|
|
warning: 3 warnings emitted
|
|
|