syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// custom default address space (in this specific case, `200`).
context_before:     /// use LLVM's default address space (0). Some other targets, such as CHERI targets, use a
context_after:     pub default_address_space: rustc_abi::AddressSpace,