Retro68/gcc/libgomp/testsuite/libgomp.graphite/force-parallel-7.c

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#define N 500
int A[N+5][N+5][N+5];
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void abort (void);
int foo (void)
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{
int i, j, k;
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for (i = 0; i < N + 5; i++)
for (j = 0; j < N + 5; j++)
for (k = 0; k < N + 5; k++)
A[i][j][k] = i + j + k;
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/* Loop i: carried no dependency. */
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
for (k = 0; k < N; k++)
A[k+1][j+2][i+1] = A[k][j][i+1];
return A[1][5][2];
}
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int main (void)
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{
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if (5 != foo ())
abort ();
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return 0;
}
/* Check that parallel code generation part make the right answer. */
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/* { dg-final { scan-tree-dump-times "5 loops carried no dependency" 1 "graphite" } } */
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/* { dg-final { scan-tree-dump-times "loopfn.0" 4 "optimized" } } */