Is this a bug?

[Salvatore Filippone]

Isn't  the attached code supposed to trigger an error message? 
Thanks
Salvatore

------------------- i686-pc-linux-gnu -------
[sfilippo@localhost TEMP]$ gfortran -o tmp1 tmp1.f90 
[sfilippo@localhost TEMP]$ gfortran -v
Using built-in specs.
Configured with: ../gcc-4.0-20050130/configure
--prefix=/usr/local/gfortran
Thread model: posix
gcc version 4.0.0 20050130 (experimental)


------------tmp1.f90 ----------------------
program tmp1
  real :: a(2,2),b(3,3)

  a=1.0
  b=2.0
  
  b = b + a
  print *, b
end program tmp1



-- 
Salvatore Filippone <sfilippone@uniroma2.it>