|
111
|
1 ! This file is all about BACKSPACE
|
|
|
2 ! { dg-do run { target fd_truncate } }
|
|
|
3
|
|
|
4 integer i, n, nr
|
|
|
5 real x(10), y(10)
|
|
|
6
|
|
|
7 ! PR libfortran/20068
|
|
|
8 open (20, status='scratch')
|
|
|
9 write (20,*) 1
|
|
|
10 write (20,*) 2
|
|
|
11 write (20,*) 3
|
|
|
12 rewind (20)
|
|
|
13 read (20,*) i
|
|
|
14 if (i .ne. 1) call abort
|
|
|
15 write (*,*) ' '
|
|
|
16 backspace (20)
|
|
|
17 read (20,*) i
|
|
|
18 if (i .ne. 1) call abort
|
|
|
19 close (20)
|
|
|
20
|
|
|
21 ! PR libfortran/20125
|
|
|
22 open (20, status='scratch')
|
|
|
23 write (20,*) 7
|
|
|
24 backspace (20)
|
|
|
25 read (20,*) i
|
|
|
26 if (i .ne. 7) call abort
|
|
|
27 close (20)
|
|
|
28
|
|
|
29 open (20, status='scratch', form='unformatted')
|
|
|
30 write (20) 8
|
|
|
31 backspace (20)
|
|
|
32 read (20) i
|
|
|
33 if (i .ne. 8) call abort
|
|
|
34 close (20)
|
|
|
35
|
|
|
36 ! PR libfortran/20471
|
|
|
37 do n = 1, 10
|
|
|
38 x(n) = sqrt(real(n))
|
|
|
39 end do
|
|
|
40 open (3, form='unformatted', status='scratch')
|
|
|
41 write (3) (x(n),n=1,10)
|
|
|
42 backspace (3)
|
|
|
43 rewind (3)
|
|
|
44 read (3) (y(n),n=1,10)
|
|
|
45
|
|
|
46 do n = 1, 10
|
|
|
47 if (abs(x(n)-y(n)) > 0.00001) call abort
|
|
|
48 end do
|
|
|
49 close (3)
|
|
|
50
|
|
|
51 ! PR libfortran/20156
|
|
|
52 open (3, form='unformatted', status='scratch')
|
|
|
53 do i = 1, 5
|
|
|
54 x(1) = i
|
|
|
55 write (3) n, (x(n),n=1,10)
|
|
|
56 end do
|
|
|
57 nr = 0
|
|
|
58 rewind (3)
|
|
|
59 20 continue
|
|
|
60 read (3,end=30,err=90) n, (x(n),n=1,10)
|
|
|
61 nr = nr + 1
|
|
|
62 goto 20
|
|
|
63 30 continue
|
|
|
64 if (nr .ne. 5) call abort
|
|
|
65
|
|
|
66 do i = 1, nr+1
|
|
|
67 backspace (3)
|
|
|
68 end do
|
|
|
69
|
|
|
70 do i = 1, nr
|
|
|
71 read(3,end=70,err=90) n, (x(n),n=1,10)
|
|
|
72 if (abs(x(1) - i) .gt. 0.001) call abort
|
|
|
73 end do
|
|
|
74 close (3)
|
|
|
75 stop
|
|
|
76
|
|
|
77 70 continue
|
|
|
78 call abort
|
|
|
79 90 continue
|
|
|
80 call abort
|
|
|
81
|
|
|
82 end
|
