{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"tcx.dcx().emit_err(errors::SIMDFFIHighlyExperimental"}]}
                tcx.dcx().emit_err(errors::SIMDFFIHighlyExperimental { span: hir_ty.span, snip });
                    .map_or_else(|_| String::new(), |s| format!(" `{s}`"));
            }