{"ast_node_type":"variable","tokens":[{"end":78,"kind":"keyword","start":0,"text":"let"}]}
                    let one = llvm::LLVMValueAsMetadata(self.cx.const_i32(1));
                    // [1]: https://llvm.org/docs/LangRef.html#store-instruction
                    let md = llvm::LLVMMDNodeInContext2(self.cx.llcx, &one, 1);