miri

Struct MaybeEnteredTraceSpan

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pub struct MaybeEnteredTraceSpan {}
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This struct is needed to enforce #[must_use] on values produced by enter_trace_span even when the “tracing” feature is not enabled.

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Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

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