Retro68/gcc/libgomp/testsuite/libgomp.c-c++-common/task-reduction-12.c
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

68 lines
1.5 KiB
C

extern
#ifdef __cplusplus
"C"
#endif
void abort (void);
int a, b[3] = { 1, 1, 1 };
unsigned long int c[2] = { ~0UL, ~0UL };
void
bar (int i)
{
#pragma omp task in_reduction (*: b[:3]) in_reduction (&: c[1:]) \
in_reduction (+: a)
{
a += 4;
b[1] *= 4;
c[1] &= ~(1UL << (i + 16));
}
}
void
foo (int x)
{
#pragma omp sections reduction (task, +: a) reduction (task, *: b) \
reduction (task, &: c[1:1])
{
{
a++; b[0] *= 2; bar (2); b[2] *= 3; c[1] &= ~(1UL << 2);
}
#pragma omp section
{ b[0] *= 2; bar (4); b[2] *= 3; c[1] &= ~(1UL << 4); a++; }
#pragma omp section
{ bar (6); b[2] *= 3; c[1] &= ~(1UL << 6); a++; b[0] *= 2; }
#pragma omp section
{ b[2] *= 3; c[1] &= ~(1UL << 8); a++; b[0] *= 2; bar (8); }
#pragma omp section
{ c[1] &= ~(1UL << 10); a++; b[0] *= 2; bar (10); b[2] *= 3; }
#pragma omp section
{ a++; b[0] *= 2; b[2] *= 3; c[1] &= ~(1UL << 12); bar (12); }
#pragma omp section
if (x)
{
a++; b[0] *= 2; b[2] *= 3; bar (14); c[1] &= ~(1UL << 14);
}
}
}
int
main ()
{
volatile int one = 1;
foo (!one);
if (a != 30 || b[0] != 64 || b[1] != (1 << 12) || b[2] != 3 * 3 * 3 * 3 * 3 * 3
|| c[0] != ~0UL || c[1] != ~0x15541554UL)
abort ();
a = 0;
b[0] = 1;
b[1] = 1;
b[2] = 1;
c[1] = ~0UL;
#pragma omp parallel
foo (one);
if (a != 35 || b[0] != 128 || b[1] != (1 << 14) || b[2] != 3 * 3 * 3 * 3 * 3 * 3 * 3
|| c[0] != ~0UL || c[1] != ~0x55545554UL)
abort ();
return 0;
}