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From: Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups: comp.lang.c
Subject: Re: clarification about enums in C
Date: Thu, 27 Feb 2020 06:37:00 -0800
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David Brown <david.brown@hesbynett.no> writes:
[...]
> 3. The original code had an enumerator "uns = (unsigned) -1".  The
> conversion of -1 to unsigned is implementation defined (see point 2
> above).
[...]

The result of converting -1 to unsigned is UINT_MAX.  It's not
implementation-defined.

-- 
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
Working, but not speaking, for Philips Healthcare
void Void(void) { Void(); } /* The recursive call of the void */