1* FLM expansion of argument
2      integer function IFLM(x)
3        integer :: x
4        IFLM = x
5      end function IFLM
6      program main
7      integer, parameter :: KWM = 999
8#define KWM 111
9#define IFLM(x) ((x)+666)
10      integer :: res
11      res = IFLM(KWM)
12      if (res .eq. 777) then
13        print *, 'pp020.F pass'
14      else
15        print *, 'pp020.F FAIL: ', res
16      end if
17      end
18