program T1385504
! https://community.intel.com/t5/Intel-Fortran-Compiler/Warning-406-In-call-to-FUNCTION-an-array-temporary-was-created/td-p/1385504/
implicit none

integer, allocatable :: b1(:,:),b2(:,:)

allocate (b1(3,3),b2(3,3))

b1 = 5
b2 = 7

call sub (b1+b2)

contains

subroutine sub (b)
integer :: b(3,3)
print *, b
end subroutine sub

end program T1385504