# Function rustc_middle::util::bug::trigger_span_delayed_bug

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    pub fn trigger_span_delayed_bug(tcx: TyCtxt<'_>, key: DefId)

Expand description

A query to trigger a `span_delayed_bug`. Clearly, if one has a `tcx` one can already trigger a `span_delayed_bug`, so what is the point of this? It exists to help us test `span_delayed_bug`’s interactions with the query system and incremental.