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111
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1 /* PR c/7652 */
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2 /* { dg-do compile } */
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3 /* { dg-options "-Wimplicit-fallthrough" } */
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4
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5 int
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6 f (int i)
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7 {
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8 switch (i)
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9 {
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10 case -1:
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11 __attribute__((fallthrough));
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12 default:
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13 __attribute__((fallthrough));
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14 case 1:
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15 return 6;
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16 case 2 ... 4:
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17 __attribute__((fallthrough));
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18 case 5:
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19 return 7;
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20 }
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21 return 0;
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22 }
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23
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24 int
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25 g (int i)
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26 {
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27 switch (i)
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28 {
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29 case -1:
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30 __attribute__((used)); /* { dg-warning "ignored|only attribute" } */
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31 default:
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32 __attribute__((used)); /* { dg-warning "ignored|only attribute" } */
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33 case 1:
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34 return 6;
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35 case 2 ... 4:
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36 __attribute__((used)); /* { dg-warning "ignored|only attribute" } */
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37 case 5:
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38 return 7;
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39 }
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40 return 0;
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41 }
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