Viewing file:  reduction-11.C (3.18 KB) -rw-r--r--
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// { dg-do run }
char z[10] = { 0 };
__attribute__((noinline, noclone)) void
foo (int (*&x)[3][2], int *y, long (&w)[1][2], int s, int t)
{
unsigned long long a[9] = {};
short b[5] = {};
#pragma omp parallel for reduction(+:x[-1:2][:][0:2], z[t + 2:4]) \
reduction(*:y[-s:3]) reduction(|:a[s + 3:4]) \
reduction(&:w[s + 1:][t:2]) reduction(max:b[2:])
for (int i = 0; i < 128; i++)
{
x[i / 64 - 1][i % 3][(i / 4) & 1] += i;
if ((i & 15) == 1)
y[1] *= 3;
if ((i & 31) == 2)
y[2] *= 7;
if ((i & 63) == 3)
y[3] *= 17;
z[i / 32 + 2] += (i & 3);
if (i < 4)
z[i + 2] += i;
a[i / 32 + 2] |= 1ULL << (i & 30);
w[0][i & 1] &= ~(1L << (i / 17 * 3));
if ((i % 23) > b[2])
b[2] = i % 23;
if ((i % 85) > b[3])
b[3] = i % 85;
if ((i % 192) > b[4])
b[4] = i % 192;
}
for (int i = 0; i < 9; i++)
if (a[i] != ((i < 6 && i >= 2) ? 0x55555555ULL : 0))
__builtin_abort ();
if (b[0] != 0 || b[1] != 0 || b[2] != 22 || b[3] != 84 || b[4] != 127)
__builtin_abort ();
}
int a3[4][3][2];
int (*p3)[3][2] = &a3[2];
int y3[5] = { 0, 1, 1, 1, 0 };
long w3[1][2] = { ~0L, ~0L };
short bb[5];
struct S
{
int (*&x)[3][2];
int *y;
long (&w)[1][2];
char z[10];
short (&b)[5];
unsigned long long a[9];
S() : x(p3), y(y3), w(w3), z(), a(), b(bb) {}
__attribute__((noinline, noclone)) void foo (int s, int t);
};
void
S::foo (int s, int t)
{
#pragma omp parallel for reduction(+:x[-1:2][:][0:2], z[t + 2:4]) \
reduction(*:y[-s:3]) reduction(|:a[s + 3:4]) \
reduction(&:w[s + 1:][t:2]) reduction(max:b[2:])
for (int i = 0; i < 128; i++)
{
x[i / 64 - 1][i % 3][(i / 4) & 1] += i;
if ((i & 15) == 1)
y[1] *= 3;
if ((i & 31) == 2)
y[2] *= 7;
if ((i & 63) == 3)
y[3] *= 17;
z[i / 32 + 2] += (i & 3);
if (i < 4)
z[i + 2] += i;
a[i / 32 + 2] |= 1ULL << (i & 30);
w[0][i & 1] &= ~(1L << (i / 17 * 3));
if ((i % 23) > b[2])
b[2] = i % 23;
if ((i % 85) > b[3])
b[3] = i % 85;
if ((i % 192) > b[4])
b[4] = i % 192;
}
}
int
main ()
{
int a[4][3][2] = {};
static int a2[4][3][2] = {{{ 0, 0 }, { 0, 0 }, { 0, 0 }},
{{ 312, 381 }, { 295, 356 }, { 337, 335 }},
{{ 1041, 975 }, { 1016, 1085 }, { 935, 1060 }},
{{ 0, 0 }, { 0, 0 }, { 0, 0 }}};
int (*p)[3][2] = &a[2];
int y[5] = { 0, 1, 1, 1, 0 };
int y2[5] = { 0, 6561, 2401, 289, 0 };
char z2[10] = { 0, 0, 48, 49, 50, 51, 0, 0, 0, 0 };
long w[1][2] = { ~0L, ~0L };
foo (p, y, w, -1, 0);
if (__builtin_memcmp (a, a2, sizeof (a))
|| __builtin_memcmp (y, y2, sizeof (y))
|| __builtin_memcmp (z, z2, sizeof (z))
|| w[0][0] != ~0x249249L
|| w[0][1] != ~0x249249L)
__builtin_abort ();
S s;
s.foo (-1, 0);
for (int i = 0; i < 9; i++)
if (s.a[i] != ((i < 6 && i >= 2) ? 0x55555555ULL : 0))
__builtin_abort ();
if (__builtin_memcmp (a3, a2, sizeof (a3))
|| __builtin_memcmp (y3, y2, sizeof (y3))
|| __builtin_memcmp (s.z, z2, sizeof (s.z))
|| w3[0][0] != ~0x249249L
|| w3[0][1] != ~0x249249L)
__builtin_abort ();
if (bb[0] != 0 || bb[1] != 0 || bb[2] != 22 || bb[3] != 84 || bb[4] != 127)
__builtin_abort ();
}
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