gcc/testsuite/gfortran.dg/sizeof_3.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-fdump-tree-original" }
   3 !
   4 ! PR fortran/56650
   5 ! PR fortran/36437
   6 !
   7 module m
   8   use iso_c_binding, only: c_sizeof, c_int
   9   implicit none
  10
  11   integer(c_int), bind(C) :: MPI_Status_C_obj
  12   integer,parameter :: MPI_STATUS_SIZE = c_sizeof(MPI_Status_C_obj)
  13 end module m
  14
  15 module m2
  16   use iso_c_binding, only: c_sizeof, c_int
  17   implicit none
  18
  19   integer(c_int), bind(C) :: MPI_Status_C_obj2
  20   integer,parameter :: MPI_STATUS_SIZE2 &
  21                     = c_sizeof(MPI_Status_C_obj2)*8/bit_size(0)
  22 end module m2
  23
  24 subroutine test()
  25   use m
  26   use m2
  27   integer :: m1test, m2test
  28   m1test = MPI_STATUS_SIZE
  29   m2test = MPI_STATUS_SIZE2
  30 end subroutine test
  31
  32 type t
  33   character(len=20) :: str
  34 end type t
  35 type(t):: x(5)
  36 integer :: iii, jjj
  37 iii = sizeof (x)       ! 5*20 (whole size in bytes)
  38 jjj = storage_size (x) ! 8*20 (element size in bits)
  39 end
  40
  41 ! { dg-final { scan-tree-dump-times "m1test = 4;" 1 "original" } }
  42 ! { dg-final { scan-tree-dump-times "m2test = 1;" 1 "original" } }
  43 ! { dg-final { scan-tree-dump-times "iii = 100;" 1 "original" } }
  44 ! { dg-final { scan-tree-dump-times "jjj = 160;" 1 "original" } }