syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"panic!(\"`PassMode::Direct`"}]}
source_snippet:                         panic!("`PassMode::Direct` used for ScalarPair type {}", arg.layout.ty)
context_before:                     BackendRepr::ScalarPair(..) => {
context_after:                     }