rust/src/test/ui/while-let.stderr

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warning: irrefutable `while let` pattern
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--> $DIR/while-let.rs:7:19
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|
LL | while let $p = $e $b
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| ^^^
...
LL | / foo!(_a, 1, {
LL | | println!("irrefutable pattern");
LL | | });
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| |______- in this macro invocation
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|
= note: `#[warn(irrefutable_let_patterns)]` on by default
= 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` (in Nightly builds, run with -Z macro-backtrace for more info)
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warning: irrefutable `while let` pattern
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--> $DIR/while-let.rs:7:19
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|
LL | while let $p = $e $b
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| ^^^
...
LL | / bar!(_a, 1, {
LL | | println!("irrefutable pattern");
LL | | });
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| |______- 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` (in Nightly builds, run with -Z macro-backtrace for more info)
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warning: irrefutable `while let` pattern
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--> $DIR/while-let.rs:27:11
|
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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
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warning: 3 warnings emitted