Looks like they are gone now.
> The recently checked-in backend/utils/adt/geo_ops.c does not compile
> under gcc 2.7.2.2, because it has
>
> #define LINEDEBUG
>
> followed by several instances of
>
> #if LINEDEBUG
>
> ... in other words #if with an empty expression, which I think gcc
> has every right to object to. Either the #if's ought to be #ifdef's
> or LINEDEBUG has to be #define'd as 1 rather than empty.
>
> I changed the #if's to #ifdef's and found that it *still* doesn't
> compile, because the code within the if's is seriously broken ---
> it's got lines like
> result->C = pt1->x;
> where result is a char * and pt1 isn't even declared.
>
> Backing out the #define LINEDEBUG makes it compile, but who checked
> this stuff in anyway?
>
> grumble, tom lane
>
>
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