fix code that gfortran trips over, see http://qe-forge.org/pipermail/q-e-developers/2011-April/000122.html
--- espresso-4.2/PW/sum_band.f90.orig	2012-11-30 20:52:03.072698808 +0100
+++ espresso-4.2/PW/sum_band.f90	2012-11-30 20:52:46.569142314 +0100
@@ -174,7 +174,7 @@
   !
   ! ... symmetrize rho(G) 
   !
-  CALL sym_rho ( nspin_mag, rho%of_g(1,1) )
+  CALL sym_rho ( nspin_mag, rho%of_g )
   !
   ! ... same for rho_kin(G)
   !
@@ -184,7 +184,7 @@
         CALL cft3( psic, nr1, nr2, nr3, nrx1, nrx2, nrx3, -1 )
         rho%kin_g(:,is) = psic(nl(:))
      END DO
-     IF (.NOT. gamma_only) CALL sym_rho( nspin, rho%kin_g(1,1) )
+     IF (.NOT. gamma_only) CALL sym_rho( nspin, rho%kin_g )
   END IF
   !
   ! ... synchronize rho%of_r to the calculated rho%of_g (use psic as work array)
