syntax_data: {"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// and "local-exec". This is similar to the -ftls-model option in GCC/Clang.
context_before:     /// TLS model to use. Options are "global-dynamic" (default), "local-dynamic", "initial-exec"
context_after:     pub tls_model: TlsModel,