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// Tile parititioning
void Ok ()
{
#pragma acc parallel num_gangs (10) num_workers(32) vector_length(32)
{
#pragma acc loop tile(*) gang vector
for (int ix = 0; ix < 10; ix++)
{
}
#pragma acc loop tile(*)
for (int ix = 0; ix < 10; ix++)
{
}
#pragma acc loop tile(*) gang
for (int ix = 0; ix < 10; ix++)
{
#pragma acc loop vector
for (int jx = 0; jx < 10; jx++)
;
}
#pragma acc loop tile(*)
for (int ix = 0; ix < 10; ix++)
{
#pragma acc loop vector
for (int jx = 0; jx < 10; jx++)
;
}
#pragma acc loop gang
for (int jx = 0; jx < 10; jx++)
{
#pragma acc loop tile(*) vector
for (int ix = 0; ix < 10; ix++)
{
}
#pragma acc loop tile(*)
for (int ix = 0; ix < 10; ix++)
{
}
}
#pragma acc loop tile(*) worker
for (int ix = 0; ix < 10; ix++)
{
#pragma acc loop vector
for (int jx = 0; jx < 10; jx++)
;
}
}
}
void Bad ()
{
#pragma acc parallel num_gangs (10) num_workers(32) vector_length(32)
{
#pragma acc loop tile(*) gang vector /* { dg-message "containing loop" } */
for (int ix = 0; ix < 10; ix++)
{
#pragma acc loop vector /* { dg-error "uses same" } */
for (int jx = 0; jx < 10; jx++)
;
}
#pragma acc loop tile(*) gang vector
for (int ix = 0; ix < 10; ix++)
{
#pragma acc loop auto /* { dg-warning "insufficient partitioning" } */
for (int jx = 0; jx < 10; jx++)
;
}
#pragma acc loop tile(*) auto /* { dg-warning "insufficient partitioning" } */
for (int ix = 0; ix < 10; ix++)
{
#pragma acc loop worker
for (int jx = 0; jx < 10; jx++)
;
}
#pragma acc loop worker /* { dg-message "containing loop" } */
for (int jx = 0; jx < 10; jx++)
{
#pragma acc loop tile(*) gang vector /* { dg-error "incorrectly nested" } */
for (int ix = 0; ix < 10; ix++)
{
}
#pragma acc loop tile(*) vector /* { dg-warning "insufficient partitioning" } */
for (int ix = 0; ix < 10; ix++)
{
}
#pragma acc loop tile(*) /* { dg-warning "insufficient partitioning" } */
for (int ix = 0; ix < 10; ix++)
{
}
}
}
}
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