diff options
Diffstat (limited to 'gcc/testsuite/gfortran.dg/direct_io_10.f')
| -rw-r--r-- | gcc/testsuite/gfortran.dg/direct_io_10.f | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/direct_io_10.f b/gcc/testsuite/gfortran.dg/direct_io_10.f new file mode 100644 index 000000000..c47027208 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/direct_io_10.f @@ -0,0 +1,46 @@ +! { dg-do run } +! pr35699 run-time abort writing zero sized section to direct access file + program directio + call qi0010 ( 10, 1, 2, 3, 4, 9, 2) + end + + subroutine qi0010 (nf10, nf1, nf2, nf3, nf4,nf9, np2) + character(10) bda(nf10) + character(10) bda1(nf10), bval + + integer j_len + bda1(1) = 'x' + do i = 2,10 + bda1(i) = 'x'//bda1(i-1) + enddo + bda = 'unread' + + inquire(iolength = j_len) bda1(nf1:nf10:nf2), bda1(nf4:nf3), + $ bda1(nf2:nf10:nf2) + + open (unit=48, + $ access='direct', + $ status='scratch', + $ recl = j_len, + $ iostat = istat, + $ form='unformatted', + $ action='readwrite') + + write (48,iostat = istat, rec = 3) bda1(nf1:nf10:nf2), + $ bda1(nf4:nf3), bda1(nf2:nf10:nf2) + if ( istat .ne. 0) then + call abort + endif + istat = -314 + + read (48,iostat = istat, rec = np2+1) bda(nf1:nf9:nf2), + $ bda(nf4:nf3), bda(nf2:nf10:nf2) + if ( istat .ne. 0) then + call abort + endif + + do j1 = 1,10 + bval = bda1(j1) + if (bda(j1) .ne. bval) call abort + enddo + end subroutine |