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! { dg-do run { target fd_truncate } }

! { dg-options "-std=gnu" }

! Test case prepared by Jerry DeLisle  

real :: a(4), b(4)

real :: c

integer :: istat, j

character(25) :: msg

a = 23.45

b = 0.0

open(10, file='mydata', asynchronous="yes", blank="null")

write(10,'(10f8.3)', asynchronous="yes", decimal="comma", id=j) a

rewind(10)

read(10,'(10f8.3)', asynchronous="yes", decimal="comma", blank="zero") b

if (any(b.ne.23.45)) call abort

c = 3.14

write(msg, *, decimal="comma") c

if (msg(1:7).ne."   3,14") call abort

b = 0.0

rewind(10)

write(10,'(10f8.3)', asynchronous="yes", decimal="point") a

rewind(10)

read(10,'(10f8.3)', asynchronous="yes", decimal="point") b

if (any(b.ne.23.45)) call abort

wait(unit=10, err=25, iostat=istat, iomsg=msg, end=35, id=j)

! do some stuff with a

25 continue

35 continue

close(10, status="delete")

end