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program doloop_04
implicit none
integer :: i, j, k
j = 0
k = 2
do i = 1, 10, k
j = j + i
end do
if (j /= 25) error stop
print *, j
j = 0
k = -2
do i = 10, 1, k
j = j + i
end do
if (j /= 30) error stop
print *, j
j = 0
a: do i = 1, 10
j = j + i
if (i == 2) exit a
end do a
if (j /= 3) error stop
j = 0
b: do i = 1, 10, 2
j = j + i
if (i == 3) exit b
end do b
if (j /= 4) error stop
j = 0
i = 1
c: do
j = j + i
if (i == 2) exit c
i = i + 1
end do c
if (j /= 3) error stop
!test-issue 746
k = 2
do i = 1, 10, k
100 continue
end do
end
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