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111
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1 /* PR middle-end/64309 */
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2 /* { dg-do run } */
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3 /* { dg-options "-fdump-tree-original" } */
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4
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5 int
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6 fn1 (int n)
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7 {
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8 return ((1 << n) & 1) != 0;
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9 }
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10
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11 int
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12 fn2 (int n)
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13 {
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14 return (1 & (1 << n)) != 0;
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15 }
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16
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17 int
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18 fn3 (int n)
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19 {
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20 return ((1 << n) & 1) == 0;
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21 }
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22
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23 int
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24 fn4 (int n)
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25 {
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26 return (1 & (1 << n)) == 0;
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27 }
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28
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29 int
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30 main (void)
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31 {
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32 if (fn1 (0) != 1
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33 || fn1 (1) != 0
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34 || fn1 (2) != 0
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35 || fn1 (3) != 0
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36 || fn1 (4) != 0
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37 || fn1 (5) != 0)
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38 __builtin_abort ();
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39
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40 if (fn2 (0) != 1
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41 || fn2 (1) != 0
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42 || fn2 (2) != 0
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43 || fn2 (3) != 0
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44 || fn2 (4) != 0
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45 || fn2 (5) != 0)
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46 __builtin_abort ();
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47
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48 if (fn3 (0) != 0
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49 || fn3 (1) != 1
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50 || fn3 (2) != 1
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51 || fn3 (3) != 1
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52 || fn3 (4) != 1
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53 || fn3 (5) != 1)
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54 __builtin_abort ();
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55
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56 if (fn4 (0) != 0
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57 || fn4 (1) != 1
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58 || fn4 (2) != 1
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59 || fn4 (3) != 1
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60 || fn4 (4) != 1
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61 || fn4 (5) != 1)
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62 __builtin_abort ();
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63 }
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64
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65 /* { dg-final { scan-tree-dump-not "(<<|>>)" "original" } } */
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