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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O3 -fdump-tree-ifcvt-details-blocks-details -ftree-loop-if-convert-stores" } */
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3
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4 void foo (int *x1, int *x2, int *x3, int *x4, int *y)
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5 {
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6 int i;
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7 int a1, a2, a3, b1, b2;
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8
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9 for (i=0; i<128; i++)
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10 {
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11 a1 = x1[i];
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12 a2 = x2[i];
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13 a3 = x3[i];
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14 y[i] = 0;
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15 if (x4[i] == 0)
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16 {
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17 b1 = a1 + 1;
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18 if (a2 > 0)
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19 b1++;
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20 a1++;
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21 if (a3 < 0)
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22 b1--;
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23 y[i] = b1;
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24 }
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25 }
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26 }
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27
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28 /* { dg-final { scan-tree-dump-times "Use predicate of bb" 4 "ifcvt" } } */
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29
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30 /* We insert into code
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31 if (LOOP_VECTORIZED (...))
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32 which is folded by vectorizer. Both outgoing edges must have probability
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33 100% so the resulting profile match after folding. */
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34 /* { dg-final { scan-tree-dump-times "Invalid sum of outgoing probabilities 200.0" 1 "ifcvt" } } */
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35 /* Sum is wrong here, but not enough for error to be reported. */
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36 /* { dg-final { scan-tree-dump-times "Invalid sum of incoming frequencies" 0 "ifcvt" } } */
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