syntax_data: {"ast_node_type":"function","tokens":[{"end":72,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn LLVMGetPreviousGlobalAlias(GA: LLVMValueRef) -> LLVMValueRef;
context_before:     /// Returns NULL if the iterator was already at the beginning and there are no previous global aliases.
context_after:     /// Retrieve the target value of an alias.