{"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"assert_eq!(idx"}]}
        assert_eq!(idx as c_uint as u64, idx);
    fn extract_value(&mut self, agg_val: &'ll Value, idx: u64) -> &'ll Value {
        unsafe { llvm::LLVMBuildExtractValue(self.llbuilder, agg_val, idx as c_uint, UNNAMED) }