finding errors with templates without instantiating them

[Walter Bright]

On 9/12/2013 3:16 PM, bearophile wrote:
> Jonathan M Davis:
>
>> I think that if this sort of thing is to be considered, it needs to be
>> considered after all of the far more major issues have been resolved.
>
> In general this a well know fallacious point of view. I D there are large issues
> open since several years. If you apply your idea to this situation along the
> years, then you don't improve the compiler much
> In most jobs you use pipelining: you don't wait for the largest jobs to finish
> before doing small jobs. You try to cram as many jobs in parallel as possible,
> filling all the empty cracks, to increase throughput. This is why people are
> improving small things in dmd even if large compiler issues are still present.

Except that this is a large job, with a high likelihood of causing other 
unanticipated issues.