mirror of git://gcc.gnu.org/git/gcc.git
37 lines
501 B
C
37 lines
501 B
C
/* { dg-do run } */
|
|
|
|
#include <stdlib.h>
|
|
|
|
#define THRESHOLD 20
|
|
|
|
#pragma omp declare target
|
|
int fib (int n)
|
|
{
|
|
if (n <= 0)
|
|
return 0;
|
|
else if (n == 1)
|
|
return 1;
|
|
else
|
|
return fib (n - 1) + fib (n - 2);
|
|
}
|
|
#pragma omp end declare target
|
|
|
|
int fib_wrapper (int n)
|
|
{
|
|
int x = 0;
|
|
|
|
#pragma omp target if(n > THRESHOLD) map(from:x)
|
|
x = fib (n);
|
|
|
|
return x;
|
|
}
|
|
|
|
int main ()
|
|
{
|
|
if (fib (15) != fib_wrapper (15))
|
|
abort ();
|
|
if (fib (25) != fib_wrapper (25))
|
|
abort ();
|
|
return 0;
|
|
}
|