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#include <stdio.h>
#define N 100
int main (void)
{
int a[N], b[N], c[N];
for (int i = 0; i < N; i++) {
a[i] = i * 2;
b[i] = i * 3 + 1;
}
#pragma omp target enter data map (alloc: a, c)
/* This should work as a has already been allocated. */
#pragma omp target update to (present: a)
#pragma omp target map(present,alloc: a, c)
for (int i = 0; i < N; i++) {
if (a[i] != i * 2)
__builtin_abort ();
c[i] = 23*i;
}
#pragma omp target update from(present : c)
for (int i = 0; i < N; i++) {
if (c[i] != 23*i)
__builtin_abort ();
}
fprintf (stderr, "CheCKpOInT\n");
/* { dg-output "CheCKpOInT(\n|\r\n|\r).*" } */
/* This should fail as b has not been allocated. */
/* { dg-output "libgomp: present clause: not present on the device \\(addr: 0x\[0-9a-f\]+, size: \[0-9\]+ \\(0x\[0-9a-f\]+\\), dev: \[0-9\]+\\\)" { target offload_device_nonshared_as } } */
/* { dg-shouldfail "present error triggered" { offload_device_nonshared_as } } */
#pragma omp target update to (present: b)
#pragma omp target exit data map (from: c)
}
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