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111
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1 /* { dg-do run } */
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2 /* { dg-options "-O2 -fno-inline -fpredictive-commoning -fdump-tree-pcom-details" } */
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3
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4 int arr[105] = {2, 3, 5, 7, 11};
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5 int result0[10] = {2, 3, 5, 7, 11};
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6 int result1[10] = {0, 3, 5, -2, 11, 0};
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7
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8 extern void abort (void);
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9
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10 void __attribute__((noinline)) foo (int *a, int len, int flag)
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11 {
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12 int i;
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13 for (i = 0; i < len; i++)
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14 {
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15 a[i] = 0;
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16 if (flag)
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17 a[i + 1] = -1;
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18 a[i + 3] = -2;
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19 }
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20 }
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21
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22 void check (int *a, int *res, int len)
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23 {
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24 int i;
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25
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26 for (i = 0; i < len; i++)
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27 if (a[i] != res[i])
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28 abort ();
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29 }
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30
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31 int main (void)
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32 {
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33 int i;
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34
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35 foo (arr, 0, 0);
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36 check (arr, result0, 10);
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37
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38 foo (arr, 1, 0);
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39 check (arr, result1, 10);
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40
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41 return 0;
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42 }
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43 /* { dg-final { scan-tree-dump-not "Store-stores chain" "pcom"} } */
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44
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