syntax_data: {"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:                 match fn_abi.ret.layout.size.bytes() {
context_before:             if t.abi_return_struct_as_int || opts.reg_struct_return {
context_after:                     1 => fn_abi.ret.cast_to(Reg::i8()),