gcc/testsuite/gfortran.dg/coarray_collectives_16.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-fdump-tree-original -fcoarray=lib" }
   3 !
   4 ! CO_REDUCE
   5 !
   6 program test
   7   implicit none
   8   intrinsic co_max
   9   integer :: stat1, stat2, stat3
  10   character(len=6) :: errmesg1
  11   character(len=7) :: errmesg2
  12   character(len=8) :: errmesg3
  13   real :: val1
  14   complex, allocatable :: val2(:)
  15   character(len=99) :: val3
  16   integer :: res
  17
  18   call co_reduce(val1, operator=fr, result_image=num_images(), stat=stat1, errmsg=errmesg1)
  19   call co_reduce(val2, operator=gz, result_image=4, stat=stat2, errmsg=errmesg2)
  20   call co_reduce(val3, operator=hc, result_image=res,stat=stat3, errmsg=errmesg3)
  21 contains
  22   pure real function fr(x,y)
  23     real, value :: x, y
  24     fr = x * y
  25   end function fr
  26   pure complex function gz(x,y)
  27     complex, intent(in):: x, y
  28     gz = x *y
  29   end function gz
  30   pure character(len=99) function hc(x,y)
  31     character(len=99), intent(in):: x, y
  32     hc = x(1:50) // y(1:49)
  33   end function hc
  34 end program test
  35
  36 ! { dg-final { scan-tree-dump-times "_gfortran_caf_co_reduce \\(&desc.., fr, 4, _gfortran_caf_num_images \\(0, -1\\), &stat1, errmesg1, 0, 6\\);" 1 "original" } }
  37 ! { dg-final { scan-tree-dump-times "_gfortran_caf_co_reduce \\(&val2, gz, 0, 4, &stat2, errmesg2, 0, 7\\);" 1 "original" } }
  38 ! { dg-final { scan-tree-dump-times "_gfortran_caf_co_reduce \\(&desc.., hc, 1, res, &stat3, errmesg3, 99, 8\\);" 1 "original" } }