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111
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1 /* PR middle-end/66199 */
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2 /* { dg-do run } */
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3 /* { dg-options "-O2" } */
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4
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5 int u[1024], v[1024], w[1024];
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6
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7 __attribute__((noinline, noclone)) long
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8 f1 (long a, long b)
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9 {
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10 long d;
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11 #pragma omp parallel for lastprivate (d) default(none) firstprivate (a, b) shared(u, v, w)
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12 for (d = a; d < b; d++)
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13 u[d] = v[d] + w[d];
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14 return d;
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15 }
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16
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17 __attribute__((noinline, noclone)) long
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18 f2 (long a, long b, long c)
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19 {
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20 long d, e;
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21 #pragma omp parallel for lastprivate (d) default(none) firstprivate (a, b) shared(u, v, w) linear(c:5) lastprivate(e)
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22 for (d = a; d < b; d++)
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23 {
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24 u[d] = v[d] + w[d];
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25 c += 5;
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26 e = c;
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27 }
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28 return d + c + e;
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29 }
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30
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31 __attribute__((noinline, noclone)) long
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32 f3 (long a1, long b1, long a2, long b2)
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33 {
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34 long d1, d2;
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35 #pragma omp parallel for default(none) firstprivate (a1, b1, a2, b2) shared(u, v, w) lastprivate(d1, d2) collapse(2)
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36 for (d1 = a1; d1 < b1; d1++)
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37 for (d2 = a2; d2 < b2; d2++)
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38 u[d1 * 32 + d2] = v[d1 * 32 + d2] + w[d1 * 32 + d2];
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39 return d1 + d2;
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40 }
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41
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42 int
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43 main ()
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44 {
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45 if (f1 (0, 1024) != 1024
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46 || f2 (0, 1024, 17) != 1024 + 2 * (17 + 5 * 1024)
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47 || f3 (0, 32, 0, 32) != 64)
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48 __builtin_abort ();
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49 return 0;
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50 }
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