Re: [avr-gcc-list] Help please: unsigned long + = unsigned char * unsigned char

[Oleksandr Redchuk]

2006/8/22, dimax un <address@hidden>:

> > c+=a*b;
>
> Try  c+=(unsigned long)a*(unsigned long)b

c+=a*(unsigned long)b;
will be enough because of  "integer promotion rules"

--
wbr,
ReAl