gcc/testsuite/gfortran.dg/array_function_6.f90

   1 ! { dg-do run }
   2 ! PR46842 wrong results with MATMUL(..., TRANSPOSE (func ()))
   3 implicit none
   4 call sub()
   5 contains
   6    subroutine sub()
   7       real, dimension(2,2) :: b
   8       b = 1.0
   9       b = matmul(b,transpose(func()))
  10       if (any(b.ne.reshape((/ 4.0, 4.0, 6.0, 6.0 /),[2,2]) )) print *, b
  11    end subroutine
  12
  13    function func() result(res)
  14       real, dimension(2,2) :: res
  15       res = reshape([1,2,3,4], [2,2])
  16    end function
  17 end