Re: [IDEA+RFC] Possible solution for min()/max() war

From: Roman Zippel (zippel@linux-m68k.org)
Date: Fri Aug 31 2001 - 08:45:43 EST


Hi,

Jamie Lokier wrote:

> 2. Warning added to GCC for casts which reduce argument range, but
> only when explicitly requested by an attribute on the cast...

How many false positives will this produce? I think, Linus will hate
this warning even more than -Wsign-compare.

> 3. Warning added to GCC for signed vs. unsigned comparisons
> _regardless_ of type size. This would also catch erroneous
> unsigned char vs. EOF checks in misuses of stdio.

Do you know of such bug in the context of min()?

bye, Roman
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