std.format and uninitialized elements in CTFE
Ola Fosheim Grøstad
ola.fosheim.grostad at gmail.com
Fri Dec 6 13:16:18 UTC 2019
On Friday, 6 December 2019 at 12:47:14 UTC, berni44 wrote:
> On Friday, 6 December 2019 at 06:49:41 UTC, berni44 wrote:
>> int a = void;
>> static if (!__traits(compiles, a?a:a))
>> But I'm not sure if ?: can be applied to all thinkable types.
> Even that doesn't work (don't know, why I got this morning the
> impression, that it does).
> Is the following a bug in __traits?
Probably not, because foo(…) could have been separately compiled
in a different file unit?
However, I think this and many other cases show that Walter is on
the right track by using flow-analysis, but that D as a language
would be better served by embracing Flow-typing whole-heartedly
and take flow-analysis to the next level rather than doing it
E.g. tracking of
can be done in new and intersting way if D adds flowtyping in a
It would probably require a new IR and perhaps break too much, so
you would end up with D3m but it would be great from a
More information about the Digitalmars-d