openmp/runtime/test/transform/unroll/factor_parallel-wsloop-collapse-intfor.cpp

// RUN: %libomp-cxx-compile-and-run | FileCheck %s --match-full-lines

#ifndef HEADER
#define HEADER

#include <cstdlib>
#include <cstdio>

int main() {
  printf("do\n");
#pragma omp parallel for collapse(2) num_threads(1)
  for (int i = 0; i < 3; ++i)
#pragma omp unroll partial(2)
    for (int j = 0; j < 3; ++j)
      printf("i=%d j=%d\n", i, j);
  printf("done\n");
  return EXIT_SUCCESS;
}

#endif /* HEADER */

// CHECK:      do
// CHECK-NEXT: i=0 j=0
// CHECK-NEXT: i=0 j=1
// CHECK-NEXT: i=0 j=2
// CHECK-NEXT: i=1 j=0
// CHECK-NEXT: i=1 j=1
// CHECK-NEXT: i=1 j=2
// CHECK-NEXT: i=2 j=0
// CHECK-NEXT: i=2 j=1
// CHECK-NEXT: i=2 j=2
// CHECK-NEXT: done