Re: What is this behavior and how do I disable or get around it?

[Mike Parker via Digitalmars-d-learn]

On Monday, 5 September 2016 at 00:26:01 UTC, pineapple wrote:
This program does not compile.
Error: cannot implicitly convert expression (cast(int)x - 
cast(int)x) of type int to ubyte

    void main(){
        ubyte x;
        x = x - x;
    }

I don't even know what to say. Who thought this behavior was a 
good idea?

See the sections 'Integer Promotions' and 'Usual Arithmetic 
Conversions' in the docs at [1].

[1] http://dlang.org/spec/type.html#integer-promotions