syntax_data: {"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"BackendRepr::ScalarPair(..)"}]}
source_snippet:                     BackendRepr::ScalarPair(..) => {
context_before:                     BackendRepr::Scalar(_) | BackendRepr::SimdVector { .. } => {}
context_after:                         panic!("`PassMode::Direct` used for ScalarPair type {}", arg.layout.ty)