[Bug libfortran/25139] [4.1/4.2 regression] "Invalid argument" error on I/O

[dir at lanl dot gov]

------- Comment #11 from dir at lanl dot gov  2005-12-16 20:35 -------
When the array of size 2045 or larger the error goes away -

[dranta:~/tests/gfortran-D] dir% gfortran -o write11 write11.f
[dranta:~/tests/gfortran-D] dir% write11
At line 14 of file write11.f
Fortran runtime error: Invalid argument
[dranta:~/tests/gfortran-D] dir% cat write11.f
      integer :: i = 1
      dimension data(2044)
      do 10 i=1,5
      data(i)=i
   10 continue
      open(unit=11,status='scratch',form='unformatted')
       write(11)data
       read(11,end=        1000 )data
 1000  continue
c      backspace 11
       rewind 11
       read(11,end=        1001 )data
 1001  continue
       read(11,end=        1002 )data
 1002  continue
      close(11)
      end

[dranta:~/tests/gfortran-D] dir% gfortran -o write11 write11.f
[dranta:~/tests/gfortran-D] dir% write11
[dranta:~/tests/gfortran-D] dir% cat write11.f
      integer :: i = 1
      dimension data(2045)
      do 10 i=1,5
      data(i)=i
   10 continue
      open(unit=11,status='scratch',form='unformatted')
       write(11)data
       read(11,end=        1000 )data
 1000  continue
c      backspace 11
       rewind 11
       read(11,end=        1001 )data
 1001  continue
       read(11,end=        1002 )data
 1002  continue
      close(11)
      end


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25139