syntax_data: {"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:             if destination_ty.is_unit()
context_before:             // type is actually unit. Otherwise there will be no defining use found in the MIR.
context_after:                 || matches!(destination_ty.kind(), ty::Alias(ty::Opaque, ..))