Query the current value of the bulk_guarantee property.

static constexpr execution::bulk_guarantee_t query(
    execution::bulk_guarantee_t );
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Query the current value of the mapping property.

static constexpr execution::mapping_t query(
    execution::mapping_t );
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Query the current value of the outstanding_work property.

static constexpr execution::outstanding_work_t query(
    execution::outstanding_work_t );
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