Viewing file:  loop-19.c (2.35 KB) -rw-r--r--
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/* { dg-do run } */
extern void abort (void);
int x, i, j;
volatile int a, b, c, d, e, f, g, h;
int k[16][67];
int
main ()
{
int niters;
for (i = 0; i < 16; i++)
for (j = i * 2 + 1; j < 4 * i + 3; j++)
k[i][j] = 1;
a = 0; b = 16; c = 1; d = 2; e = 1; f = 4; g = 3; h = 1;
niters = 0; i = -100; j = -100; x = -100;
#pragma omp parallel for collapse(2) lastprivate (i, j, x) reduction(+:niters)
for (i = 0; i < 16; i++)
for (j = i * 2 + 1; j < 4 * i + 3; j++)
{
if (i < 0 || i >= 16 || j < 2 * i + 1 || j >= 3 + i * 4 || k[i][j] != 1)
abort ();
k[i][j]++;
x = i * 1024 + (j & 1023);
niters++;
}
if (i != 16 || j != 63 || x != 15422 || niters != 272)
abort ();
niters = 0; i = -100; j = -100; x = -100;
#pragma omp parallel for collapse(2) lastprivate (i, j, x) reduction(+:niters)
for (i = a; i < b; i += c)
for (j = d * i + e; j < g + i * f; j += h)
{
if (i < 0 || i >= 16 || j < 2 * i + 1 || j >= 3 + i * 4 || k[i][j] != 2)
abort ();
k[i][j]++;
x = i * 1024 + (j & 1023);
niters++;
}
if (i != 16 || j != 63 || x != 15422 || niters != 272)
abort ();
for (i = 0; i < 16; i++)
for (j = i * 2 + 1; j < 4 * i + 3; j++)
if (k[i][j] == 3)
k[i][j] = 0;
else
abort ();
for (i = 0; i < 16; i++)
for (j = i * 2 + 1; j < 2 * i + 7; j++)
k[i][j] = 1;
a = 0; b = 16; c = 1; d = 2; e = 1; f = 2; g = 7; h = 1;
niters = 0; i = -100; j = -100; x = -100;
#pragma omp parallel for collapse(2) lastprivate (i, j, x) reduction(+:niters)
for (i = 0; i < 16; i++)
for (j = i * 2 + 1; j < 2 * i + 7; j++)
{
if (i < 0 || i >= 16 || j < 2 * i + 1 || j >= 7 + i * 2 || k[i][j] != 1)
abort ();
k[i][j]++;
x = i * 1024 + (j & 1023);
niters++;
}
if (i != 16 || j != 37 || x != 15396 || niters != 96)
abort ();
niters = 0; i = -100; j = -100; x = -100;
#pragma omp parallel for collapse(2) lastprivate (i, j, x) reduction(+:niters)
for (i = a; i < b; i += c)
for (j = d * i + e; j < g + i * f; j += h)
{
if (i < 0 || i >= 16 || j < 2 * i + 1 || j >= 7 + i * 2 || k[i][j] != 2)
abort ();
k[i][j]++;
x = i * 1024 + (j & 1023);
niters++;
}
if (i != 16 || j != 37 || x != 15396 || niters != 96)
abort ();
for (i = 0; i < 16; i++)
for (j = i * 2 + 1; j < 2 * i + 7; j++)
if (k[i][j] == 3)
k[i][j] = 0;
else
abort ();
return 0;
}
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