gcc/testsuite/c-c++-common/gomp/tile-11.c

extern void dummy (int);

void
test (void)
{
  #pragma omp tile sizes(0) /* { dg-error "'sizes' argument needs positive integral constant" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(-1) /* { dg-error "'sizes' argument needs positive integral constant" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes() /* { dg-error "expected expression before" "" { target c} } */
  /* { dg-error "expected primary-expression before" "" { target c++ } .-1 } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(,) /* { dg-error "expected expression before" "" { target c } } */
  /* { dg-error "expected primary-expression before" "" { target c++ } .-1 } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(1,2 /* { dg-error "expected '\\\)' before end of line" "" { target c } } */
  for (int i = 0; i < 100; ++i) /* { dg-error "not enough nested loops" "" { target c } } */
    dummy (i); /* { dg-error "expected ',' before end of line" "" { target c++ } .-2 } */

  #pragma omp tile sizes /* { dg-error "expected '\\\(' before end of line" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(1) sizes(1) /* { dg-error "expected end of line before 'sizes'" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(1, 2)
  #pragma omp tile sizes(1) /* { dg-error "'tile' construct generates 1 loops with canonical form but 2 loops are needed" } */
  for (int i = 0; i < 100; ++i)
  for (int j = 0; j < 100; ++j)
      dummy (i);

  #pragma omp tile sizes(1)
  #pragma omp unroll partia /* { dg-error "expected an OpenMP clause before 'partia'" } */
  #pragma omp tile sizes(1) /* { dg-error "generated loop of 'unroll' construct without 'partial' clause does not have canonical form" "" { target *-*-* } .-1 } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(1)
  #pragma omp unroll /* { dg-error "generated loop of 'unroll' construct without 'partial' clause does not have canonical form" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(1)
  #pragma omp unroll full /* { dg-error "generated loop of 'unroll' construct without 'partial' clause does not have canonical form" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(8,8)
  #pragma omp unroll partial /* { dg-error "'unroll' construct with 'partial' clause generates just one loop with canonical form but 2 loops are needed" } */
  #pragma omp tile sizes(1)
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(8,8)
  #pragma omp unroll partial /* { dg-error "'unroll' construct with 'partial' clause generates just one loop with canonical form but 2 loops are needed" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(1, 2) /* { dg-error "non-rectangular 'tile'" } */
  for (int i = 0; i < 100; ++i)
  for (int j = i; j < 100; ++j)
    dummy (i);

  #pragma omp tile sizes(1, 2) /* { dg-error "non-rectangular 'tile'" } */
  for (int i = 0; i < 100; ++i)
  for (int j = 2; j < i; ++j)
    dummy (i);

  #pragma omp tile sizes(1, 2, 3)
  for (int i = 0; i < 100; ++i) /* { dg-error "not enough nested loops" } */
    for (int j = 0; j < 100; ++j)
    dummy (i);

  #pragma omp tile sizes(1, 2)
  for (int i = 0; i < 100; ++i) /* { dg-error "inner loops must be perfectly nested" } */
    {
      dummy (i);
      for (int j = 0; j < 100; ++j)
	dummy (j);
    }

  #pragma omp tile sizes(1, 2)
  for (int i = 0; i < 100; ++i) /* { dg-error "inner loops must be perfectly nested" } */
    {
      for (int j = 0; j < 100; ++j)
	dummy (j);
      dummy (i);
    }

  int s;
  #pragma omp tile sizes(s) /* { dg-error "'sizes' argument needs positive integral constant" "" { target { ! c++98_only } } } */
  /* { dg-error "the value of 's' is not usable in a constant expression" "" { target { c++ && { ! c++98_only } } } .-1 } */
  /* { dg-error "'s' cannot appear in a constant-expression" "" { target c++98_only } .-2 } */
  for (int i = 0; i < 100; ++i)
    dummy (i);

  #pragma omp tile sizes(42.0) /* { dg-error "'sizes' argument needs positive integral constant" } */
  for (int i = 0; i < 100; ++i)
    dummy (i);
}