re PR libfortran/27757 (Problems with direct access io)

2006-05-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27757
	* gfortran.dg/direct_io_5.f90: New test.

From-SVN: r114221

gcc/testsuite/ChangeLog

 2006-05-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
+	PR libgfortran/27757
+	* gfortran.dg/direct_io_5.f90: New test.
+
+2006-05-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
 	PR libgfortran/27634
 	* gfortran.dg/fmt_missing_period_1.f: New test.
 	* gfortran.dg/fmt_missing_period_2.f: New test.

gcc/testsuite/gfortran.dg/direct_io_5.f90

+! { dg-do run }
+! PR27757 Problems with direct access I/O
+! This test checks a series of random writes followed by random reads.
+! Contributed by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+program testdirect
+  implicit none
+  integer, dimension(100) :: a
+  integer :: i,j,k,ier
+  real    :: x
+  data a / 13, 9, 34, 41, 25, 98, 6, 12, 11, 44, 79, 3,&
+  &    64, 61, 77, 57, 59, 2, 92, 38, 71, 64, 31, 60, 28, 90, 26,&
+  &    97, 47, 26, 48, 96, 95, 82, 100, 90, 45, 71, 71, 67, 72,&
+  &    76, 94, 49, 85, 45, 100, 22, 96, 48, 13, 23, 40, 14, 76, 99,&
+  &    96, 90, 65,  2, 8, 60, 96, 19, 45, 1, 100, 48, 91, 20, 92,&
+  &    72, 81, 59, 24, 37, 43, 21, 54, 68, 31, 19, 79, 63, 41,&
+  &    42, 12, 10, 62, 43, 9, 30, 9, 54, 35, 4, 5, 55, 3, 94 /
+
+  open(unit=15,file="testdirectio",access="direct",form="unformatted",recl=89)
+  do i=1,100
+    k = a(i)
+    write(unit=15, rec=k) k
+  enddo
+  do j=1,100
+    read(unit=15, rec=a(j), iostat=ier) k
+    if (ier.ne.0) then
+      call abort()
+    else
+      if (a(j) /= k) call abort()
+    endif
+  enddo
+  close(unit=15, status="delete")
+end program testdirect  
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