syntax_data: {"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"LLVMModuleFlagBehaviorAppendUnique,"}]}
source_snippet:     LLVMModuleFlagBehaviorAppendUnique,
context_before:     /// Appends the two values, which are required to be metadata nodes. However, duplicate entries in the second list are dropped during the append operation.
context_after: }