syntax_data: {"ast_node_type":"function","tokens":[{"end":81,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn LLVMAppendExistingBasicBlock(Fn: LLVMValueRef, BB: LLVMBasicBlockRef);
context_before:     /// Append the given basic block to the basic block list of the given function.
context_after:     pub fn LLVMCreateBasicBlockInContext(