15 lines
378 B
Fortran
15 lines
378 B
Fortran
! { dg-do run }
|
|
! { dg-options "-std=legacy" }
|
|
!
|
|
! PR18218
|
|
! The IO library has an algorithm that involved repeated multiplication by 10,
|
|
! resulting in introducing large cumulative floating point errors.
|
|
program foo
|
|
character*20 s
|
|
real(kind=8) d
|
|
s = "-.18774312893273 "
|
|
read(unit=s, fmt='(g20.14)') d
|
|
if (d + 0.18774312893273d0 .gt. 1d-13) call abort
|
|
end program
|
|
|