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/* Check offloaded function's attributes and classification for OpenACC
parallel. */
/* { dg-additional-options "-O2" }
{ dg-additional-options "-fopt-info-optimized-omp" }
{ dg-additional-options "-fdump-tree-ompexp" }
{ dg-additional-options "-fdump-tree-oaccloops" } */
/* { dg-additional-options "-Wopenacc-parallelism" } for testing/documenting
aspects of that functionality. */
#define N 1024
extern unsigned int *__restrict a;
extern unsigned int *__restrict b;
extern unsigned int *__restrict c;
void PARALLEL ()
{
#pragma acc parallel loop copyin (a[0:N], b[0:N]) copyout (c[0:N]) /* { dg-line l_compute_loop_i1 } */
/* { dg-optimized {assigned OpenACC gang vector loop parallelism} {} { target *-*-* } l_compute_loop_i1 } */
for (unsigned int i = 0; i < N; i++)
c[i] = a[i] + b[i];
}
/* Check the offloaded function's attributes.
{ dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc parallel, omp target entrypoint, noclone\\)\\)" 1 "ompexp" } } */
/* Check the offloaded function's classification and compute dimensions (will
always be 1 x 1 x 1 for non-offloading compilation).
{ dg-final { scan-tree-dump-times "(?n)Function is OpenACC parallel offload" 1 "oaccloops" } }
{ dg-final { scan-tree-dump-times "(?n)Compute dimensions \\\[1, 1, 1\\\]" 1 "oaccloops" } }
{ dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc function \\(1, 1, 1\\), oacc parallel, omp target entrypoint, noclone\\)\\)" 1 "oaccloops" } } */
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