syntax_data: {"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"#[deprecated(since"}]}
source_snippet:     #[deprecated(since = "37.0.0", note = "LLVMLinkerPreserveSource has no effect")]
context_before:     LLVMLinkerDestroySource = 0,
context_after:     LLVMLinkerPreserveSource_Removed = 1,