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re PR fortran/34876 (Can't read/write array sections with negative stride not specified) 

2008-01-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/34876
	* gfortran.dg/direct_io_9.f: New test.

From-SVN: r131850
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Jerry DeLisle 2008-01-25 23:40:23 +00:00
parent 12d9e9beff
commit c6a4852ec6
2 changed files with 44 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2008-01-25 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/34876
* gfortran.dg/direct_io_9.f: New test.
2008-01-25 Daniel Franke <franke.daniel@gmail.com>
PR fortran/34661

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gcc/testsuite/gfortran.dg/direct_io_9.f Normal file
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! { dg-do run }
! PR34876 can't read/write zero length array sections
! Test case from PR by Dick Hendrikson
program qi0011
character(9) bda(10)
character(9) bda1(10)
integer j_len
istat = -314
inquire(iolength = j_len) bda1
istat = -314
open (unit=48,
$ status='scratch',
$ access='direct',
$ recl = j_len,
$ iostat = istat,
$ form='unformatted',
$ action='readwrite')
if (istat /= 0) call abort
bda = 'xxxxxxxxx'
bda1 = 'yyyyyyyyy'
write (48,iostat = istat, rec = 10) bda1(4:3)
if ( istat .ne. 0) then
call abort
endif
istat = -314
read (48,iostat = istat, rec=10) bda(4:3)
if ( istat .ne. 0) then
call abort
endif
if (any(bda1.ne.'yyyyyyyyy')) call abort
if (any(bda.ne.'xxxxxxxxx')) call abort
end