Common type of ubyte and const ubyte is int

[H. S. Teoh]

On Tue, Apr 30, 2024 at 06:19:28PM +0000, Steven Schveighoffer via Digitalmars-d wrote:
> ```d
> ubyte a;
> const(ubyte) b;
> 
> auto x = true ? a : b;
> 
> pragma(msg, typeof(x)); // int
> ```
> 
> Why? This isn't a VRP problem, as both are `ubyte`.
> 
> Related issue
> 
> https://issues.dlang.org/show_bug.cgi?id=19817
[...]

Betcha it's something to do with integer promotion rules.


T

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