D thinks it is OK to mess around with TypeInfo

Rikki Cattermole via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Fri Mar 4 18:11:11 PST 2016


On 05/03/16 10:35 AM, Yuxuan Shui wrote:
> For example
>
> struct A{}
> @safe void main(){
>      import std.stdio;
>      A a, b;
>      auto y = typeid(a);
>      y.name = "Nope, I'm not A";
>      auto x = typeid(b);
>      writeln(x);
> }
>
> Make changes to TypeInfo will affect all the future typeid() results!
> And D is OK with that?
>
> IMO, TypeInfo returned by typeid() should be immutable.

Yeah TypeInfo and friends needs a lot of work done to it.
But that means modifying the compiler + druntime.


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