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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc2/] [gcc/] [testsuite/] [gfortran.dg/] [pr41212.f90] - Rev 302
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! { dg-do run }
! { dg-options "-O2" }
program m
double precision :: y,z
call b(1.0d0,y,z)
if (ABS (z - 1.213) > 0.1) call abort
contains
subroutine b( x, y, z)
implicit none
double precision :: x,y,z
integer :: i, k
double precision :: h, r
y = 1.0d0
z = 0.0d0
h = 0
DO k = 1,10
h = h + 1.0d0/k
r = 1
DO i = 1,k
r = (x/(2*i) ) * r
END DO
y = y + (-1)**k * r
z = z + (-1)**(k+1) * h * r
IF ( ABS(2*k/x*r) < 1d-6 ) EXIT
END DO
z = 2*y
end subroutine b
end program m
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