[gcc.git] / gcc / testsuite / gfortran.dg / read_float_1.f90

! { dg-do run }
! 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
Commit	Line	Data
2cbcdeba PB	1	! { dg-do run }
	2	! PR18218
	3	! The IO library has an algorithm that involved repeated multiplication by 10,
	4	! resulting in introducing large cumulative floating point errors.
	5	program foo
	6	character*20 s
df8652dc	7	real(kind=8) d
2cbcdeba PB	8	s = "-.18774312893273 "
	9	read(unit=s, fmt='(g20.14)') d
	10	if (d + 0.18774312893273d0 .gt. 1d-13) call abort
	11	end program
	12