2018-11-01 03:32:45 +00:00
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warning: unused `std::result::Result` that must be used
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2018-12-25 08:56:47 -07:00
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--> $DIR/must-use-in-macro-55516.rs:9:5
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2018-11-01 03:32:45 +00:00
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2019-03-09 15:03:44 +03:00
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LL | write!(&mut example, "{}", 42);
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2018-11-01 03:32:45 +00:00
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `-W unused-must-use` implied by `-W unused`
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= note: this `Result` may be an `Err` variant, which should be handled
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2019-12-16 15:56:47 +02:00
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= note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
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2018-11-01 03:32:45 +00:00
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2020-03-11 16:30:09 +01:00
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warning: 1 warning emitted
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