digraph CFG {
  node [fontname="Helvetica"];
  n1082 [label="START", shape=ellipse, style=filled, color=gray];
  n1082 -> n1108;
  n1108 [label="4", shape=box];
  n1108 -> n1109;
  n1109 [label="10", shape=box];
  n1109 -> n1110;
  n1110 [label="CALL wrapper", shape=box, style=filled, color=orange];
  n1110 -> n1084;
  n1110 -> n1112;
  n1084 [label="START wrapper(number, threshold)", shape=ellipse, style=filled, color=green];
  n1084 -> n1103;
  n1103 [label="number", shape=box];
  n1103 -> n1104;
  n1104 [label="CALL square", shape=box, style=filled, color=orange];
  n1104 -> n1087;
  n1104 -> n1106;
  n1087 [label="START square(x)", shape=ellipse, style=filled, color=green];
  n1087 -> n1090;
  n1090 [label="x", shape=box];
  n1090 -> n1091;
  n1091 [label="x", shape=box];
  n1091 -> n1092;
  n1092 [label="x * x", shape=box];
  n1092 -> n1093;
  n1093 [label="threshold", shape=box];
  n1093 -> n1094;
  n1094 [label="(x * x) > threshold", shape=box];
  n1094 -> n1095;
  n1095 [label="<?>", shape=diamond];
  n1095 -> n1099 [label="T"];
  n1095 -> n1100 [label="F"];
  n1099 [label="x", shape=box];
  n1099 -> n1088;
  n1088 [label="END square(x)", shape=ellipse, style=filled, color=green];
  n1088 -> n1106;
  n1106 [label="RET square", shape=box, style=filled, color=orange];
  n1106 -> n1085;
  n1085 [label="END wrapper(number, threshold)", shape=ellipse, style=filled, color=green];
  n1085 -> n1112;
  n1112 [label="RET wrapper", shape=box, style=filled, color=orange];
  n1112 -> n1083;
  n1083 [label="END", shape=ellipse, style=filled, color=gray];
  n1100 [label="x", shape=box];
  n1100 -> n1101;
  n1101 [label="x", shape=box];
  n1101 -> n1102;
  n1102 [label="x * x", shape=box];
  n1102 -> n1088;
}