syntax_data: {"ast_node_type":"function","tokens":[{"end":52,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn thinlto_codegen_add_must_preserve_symbol(
context_before:     /// Functions not listed may be inlined in every usage and optimized away.
context_after:         cg: thinlto_code_gen_t,