| 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 |
| |