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/* { dg-do run } */
/* { dg-options "-O2" } */
/* { dg-additional-options "-std=c99" { target c } } */
/* { dg-additional-options "-msse2" { target sse2_runtime } } */
/* { dg-additional-options "-mavx" { target avx_runtime } } */
#define N 1024
long int u[N], m, n;
__attribute__((noipa)) void
foo (void)
{
int i;
#pragma omp taskloop simd reduction (+:m) grainsize (64)
for (i = 0; i < N; ++i)
m += u[i];
}
__attribute__((noipa)) void
bar (int x)
{
#pragma omp taskloop simd in_reduction (+:n) grainsize (64) nogroup
for (int i = (x & 1) * (N / 2); i < (x & 1) * (N / 2) + (N / 2); i++)
n += 2 * u[i];
}
int
main ()
{
int i;
for (i = 0; i < N; ++i)
u[i] = i;
#pragma omp parallel master
{
foo ();
#pragma omp taskgroup task_reduction (+:n)
{
bar (0);
bar (1);
}
}
if (m != (long)(N - 1) * (N / 2) || n != (long)(N - 1) * N)
__builtin_abort ();
return 0;
}
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