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13 lines
453 B
Plaintext
13 lines
453 B
Plaintext
warning: unused `Result` that must be used
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--> $DIR/must-use-in-macro-55516.rs:9:5
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LL | write!(&mut example, "{}", 42);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: this `Result` may be an `Err` variant, which should be handled
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= note: `-W unused-must-use` implied by `-W unused`
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= note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
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warning: 1 warning emitted
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