A FORTRAN OUT parameter should not be read.
Marking a FORTRAN parameter as OUT indicates the intention that this argument should only be used to return a value, not to receive a value. FORTRAN OUT parameters are treated like uninitialized variables.
ID |
Observation |
Description |
---|---|---|
1 |
Uninitialized read |
The place the OUT parameter was read |
subroutine IHaveOutArgument(i) integer, intent(out) :: i i = i+1 ! argument "i" is INTENT(OUT) dummy argument, but it is used before set print *,i end integer :: j call IHaveOutArgument(j) print *,j end
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