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449
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1 /* easy test */
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0
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2
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449
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3 code (*ret)();
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4 void *env;
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572
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5 code exit1(int ac);
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449
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6
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7 main0(ac,av)
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0
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8 int ac;
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9 char *av[];
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10 {
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449
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11 ret = return;
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12 env = environment;
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573
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13 printf("#0012:main0 %d start.\n",ac);
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449
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14 if (ac>=1)
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15 goto code0(ac,av,return);
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172
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16 goto code1(ac,av,exit1);
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449
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17 // not reached. (warning?)
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573
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18 printf("#0017:main0 %d end.\n",ac);
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172
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19 }
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20
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449
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21 code exit1(int ac)
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172
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22 {
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449
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23 // exit(0);
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24 goto code3(0,1,2,3,4,5);
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0
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25 }
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26
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27 code code3(a,b,c,d,e,f)
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28 char a,b;
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29 int c,d,e,f;
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30 {
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573
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31 printf("#0030:code3: %d %d %d %d %d %d\n",a,b,c,d,e,f);
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449
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32 if(a<10)
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33 goto code3(a+1,b,c,d,e,f);
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0
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34 else
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449
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35 goto code4(a+3,b+3,c+3,d+3,e+3,f+3);
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0
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36 }
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37
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38 code code4(a,b,c,d,e,f)
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39 char a,b;
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40 int c,d,e,f;
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41 {
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449
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42 int i=1,j=2;
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573
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43 printf("#0042:code4: %d %d %d %d %d %d\n",a,b,c,d,e,f);
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449
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44 if(a<20) // cyclic binary dependency
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45 goto code3(a+b,b+c,c+d,d+e,e+f,f+a);
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46 else if(a<30)
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0
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47 goto code3(a,b,c,d,e,f);
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449
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48 else if(a<40) // cyclic dependency
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49 goto code3(b,c,a,e,f,d);
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50 else if(a<50)
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51 goto code4(a+i,b+j,c+i,d+3,e+3,f+3);
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52 else goto ret(0),env;
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0
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53 }
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54
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449
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55 code code0(ac,av,ret)
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0
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56 int ac;
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57 char *av[];
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449
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58 code ret();
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0
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59 {
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449
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60 goto code1(ac,av,ret);
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0
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61 }
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62
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172
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63 code code1(ac,av,exit)
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64 int ac,exit;
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0
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65 char *av[];
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66 {
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449
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67 code (*f)(int);
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573
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68 printf("#0067:code1: %d\n",ac);
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172
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69 f = exit;
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0
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70 if (ac>3)
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449
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71 goto code1(ac,av,f);
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0
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72 else if (ac>2)
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449
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73 goto code1(av,ac,f);
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0
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74 else
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449
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75 goto (*f)(ac),env;
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0
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76 }
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449
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77
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78 int
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79 main(int ac,char *av[])
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80 {
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81 main0(1,av);
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573
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82 printf("#0081:main continue.\n");
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449
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83 main0(0,av);
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573
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84 printf("#0083:main end.\n");
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575
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85 return 0;
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449
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86 }
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87
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88 /* end */
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