syntax_data: {"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"#[diag(session_unsupported_reg_struct_return_arch)]"}]}
source_snippet: #[diag(session_unsupported_reg_struct_return_arch)]
context_before: #[derive(Diagnostic)]
context_after: pub(crate) struct UnsupportedRegStructReturnArch;