#ifdef hell

[Daniel Murphy via Digitalmars-d]

On 31/10/2015 12:01 AM, Jacob Carlborg wrote:
> On 2015-10-30 03:01, Walter Bright wrote:
>
>> I might add that over time, I'd been removing #if's and #ifdef's from
>> the dmd front end source code. The results were very satisfactory - the
>> code was easier to read, understand and maintain. It also made running
>> magicport on the code practical.
>
> The DMD source code contained #ifdef's inside expressions, which is
> quite a difference compared to "or" and "and" in "static if".
>

Yes, this was the major problem with converting the #ifdefs, not 
conditions ||ed together.  If D allowed oring versions together then 
version would have been a lot more useful in DDMD.