flagging unsigned subtraction assigned to bigger signed number?

[Walter Bright]

On 5/21/2025 12:24 PM, Derek Fawcus wrote:
> "After much discussion, the Committee decided in favor of value preserving 
> rules, despite the fact that the UNIX C compilers had evolved in the direction 
> of unsigned preserving."

At that time, 90% of C programming was done on DOS, not Unix. And there were a 
lot of value preserving compilers.