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131
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1 /* { dg-do compile { target { { x86_64-*-* aarch64-*-* ia64-*-* powerpc64-*-* } && lp64 } } } */
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2 /* { dg-options "-O2 -fdump-tree-switchlower1 --param case-values-threshold=4" } */
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3
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4 int global;
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5
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6 int foo (int x)
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7 {
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8 switch (x) {
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9 case 0:
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10 case 10:
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11 case 1000:
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12 case 1010:
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13 case 1025 ... 1030:
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14 return 1;
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15 default:
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16 return 0;
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17 }
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18 }
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19
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20 /* { dg-final { scan-tree-dump ";; GIMPLE switch case clusters: 0 10 BT:1000-1030" "switchlower1" } } */
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21
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22 int foo2 (int x)
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23 {
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24 switch (x) {
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25 case -100:
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26 case 100:
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27 case 1000:
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28 case 10000:
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29 case 100000:
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30 return 1;
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31 default:
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32 return 0;
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33 }
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34 }
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35
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36 /* { dg-final { scan-tree-dump ";; GIMPLE switch case clusters: -100 100 1000 10000 100000" "switchlower1" } } */
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37
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38 int foo3 (int x)
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39 {
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40 switch (x) {
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41 case 0:
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42 case 10:
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43 case 20:
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44 global += 1;
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45 return 3;
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46 case 30:
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47 case 33 ... 55:
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48 case 57:
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49 return 4;
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50 case 60 ... 62:
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51 return 1;
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52 default:
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53 return 0;
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54 }
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55 }
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56
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57 /* { dg-final { scan-tree-dump ";; GIMPLE switch case clusters: JT:0-62" "switchlower1" } } */
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58
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59 int foo4 (int x)
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60 {
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61 switch (x) {
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62 case -100:
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63 case 10:
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64 case 20:
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65 global += 1;
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66 return 3;
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67 case 30:
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68 case 33 ... 55:
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69 case 57:
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70 return 4;
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71 case 60 ... 62:
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72 return 1;
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73 case 600 ... 700:
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74 return 12;
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75 default:
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76 return 0;
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77 }
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78 }
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79
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80 /* { dg-final { scan-tree-dump ";; GIMPLE switch case clusters: -100 JT:10-62 600-700" "switchlower1" } } */
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81
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82 int foo5 (int x)
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83 {
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84 switch (x) {
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85 case 10:
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86 case 20:
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87 global += 1;
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88 return 3;
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89 case 30:
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90 case 33 ... 55:
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91 case 57:
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92 return 4;
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93 case 60 ... 62:
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94 return 1;
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95 case 600 ... 700:
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96 return 12;
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97 case 1000 ... 1010:
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98 case 1012:
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99 return 333;
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100 case 1019:
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101 case 1021:
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102 return 9;
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103 case 111111:
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104 return 3;
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105 default:
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106 return 0;
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107 }
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108 }
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109
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110 /* { dg-final { scan-tree-dump ";; GIMPLE switch case clusters: JT:10-62 600-700 JT:1000-1021 111111" "switchlower1" } } */
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