more questions about efficient C code

[Dave Hollander]

This is turning out to be quite a strange discussion.  First, my dictionary
defines "idiom" as an accepted phrase or expression... the i++ construct
is not only accepted by most C programmers but also by the compiler.
Second, why would anyone want to chew up white space in an expression and 
give the mind more tokens to think about?  The rest of the definition involes
"having a meaning *different* than the literal". I can not think of a more
literal definition than K&R did.

The whole poin