{"ast_node_type":"variable","tokens":[{"end":63,"kind":"keyword","start":0,"text":"let"}]}
            let vec_ty = bx.cx.type_vector(elem_ty, count * 2);
            let elem_ty = llvm_asm_scalar_type(bx.cx, element);
            let indices: Vec<_> = (0..count).map(|x| bx.const_i32(x as i32)).collect();