gcc/testsuite/gfortran.dg/array_constructor_54.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-fdump-tree-original -Warray-temporaries" }
   3 ! { dg-final { scan-tree-dump-not "stride" "original" } }
   4 ! Verify that no temporary array is generated for a constant array constructor
   5 ! See e.g. PR fortran/102717, PR fortran/102787
   6
   7 program p
   8   integer, parameter :: a(*)   = [1,2,3,4]
   9   integer, parameter :: b(2,3) = reshape([1,2,3,4,5,6], shape (b))
  10   print *, [a]
  11   print *, [a( : ) ]
  12   print *, [a( ::1)]
  13   print *, [a( ::2)]
  14   print *, [a(1:2:1)]
  15   print *, [a(4:1:-2)]
  16   print *, [a([3,2])]
  17   print *, [a,1]
  18   print *, [1,a]
  19   print *, [a,a]
  20   print *, [b(:,3:1:-2)]
  21   print *, [1,b(1,[2,1,3])]
  22   print *, [a,b]
  23 end