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37 lines
520 B
C
37 lines
520 B
C
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/* { dg-do run } */
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/* { dg-additional-options "-ftree-parallelize-loops=2" } */
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void abort (void);
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unsigned int g_sum = 1;
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unsigned int x[500][500];
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void __attribute__((noinline,noclone))
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parloop (int N)
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{
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int i, j;
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unsigned int sum;
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/* Double reduction is detected, outer loop is parallelized. */
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sum = 0;
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for (i = 0; i < N; i++)
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for (j = 0; j < N; j++)
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sum += x[i][j];
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g_sum = sum;
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}
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int
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main (void)
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{
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x[234][432] = 2;
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parloop (500);
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if (g_sum != 2)
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abort ();
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return 0;
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}
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