PR libgfortran/26464
* gfortran.dg/backspace_5.f: New test.
* gfortran.dg/backspace_6.f: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111507
138bc75d-0d04-0410-961f-
82ee72b054a4
+2006-02-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR libgfortran/26464
+ * gfortran.dg/backspace_5.f: New test.
+ * gfortran.dg/backspace_6.f: New test.
+
2006-02-26 Roger Sayle <roger@eyesopen.com>
* gcc.dg/fold-eqandnot-1.c: New test case.
--- /dev/null
+!{ dg-do run }
+! PR26464 File I/O error related to buffering and BACKSPACE
+! Test case derived from case by Dale Ranta.
+! Submitted by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ program test
+ integer,parameter :: datasize = 1000
+ dimension idata(datasize)
+ open (11, status="scratch", form="unformatted")
+ idata(1) = -1
+ idata( datasize) = -2
+ write(11)idata
+ idata(1) = -2
+ idata( datasize) = -3
+ write(11)idata
+ idata(1) = -3
+ idata( datasize) = -4
+ write(11)idata
+ idata(1) = -4
+ idata( datasize) = -5
+ write(11)idata
+ read(11,end= 1000 )idata
+ call abort()
+ 1000 continue
+ backspace 11
+ backspace 11
+ backspace 11
+ read(11,end= 1001 )idata
+ if(idata(1).ne.-3 .or. idata(datasize).ne.-4) call abort()
+ stop
+ 1001 continue
+ call abort()
+ 1010 stop
+ end
+
\ No newline at end of file
--- /dev/null
+!{ dg-do run }
+! PR26464 File I/O error related to buffering and BACKSPACE
+! Test case derived from case by Dale Ranta.
+! Submitted by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ program test
+ integer,parameter :: datasize = 5000
+ dimension idata(datasize)
+ open (11, status="scratch", form="unformatted")
+ idata(1) = -1
+ idata(datasize) = -2
+ write(11)idata
+ idata(1) = -2
+ idata(datasize) = -3
+ write(11)idata
+ idata(1) = -3
+ idata(datasize) = -4
+ write(11)idata
+ backspace 11
+ backspace 11
+ idata(1) = -2
+ idata(datasize) = -3
+ write(11)idata
+ read(11,end= 1003 )idata
+ call abort()
+ 1003 continue
+ backspace 11
+ backspace 11
+ read(11,end= 1004 )idata
+ if(idata(1).ne.-2 .or.idata(datasize).ne.-3) call abort()
+ stop
+ 1004 continue
+ end
+
\ No newline at end of file