3.0 wierdness

[Neil Booth]

Finny Merrill wrote:-

> printf is a macro?

Glibc autodetects later versions of GCC, and makes it a macro if
you're using one.  It's not a GCC issue.

> HOW does printf being a macro work

With a bit of magic.

> ESPECIALLY since we can no longer put preprocessor constants in
> printf statements!

You can do that.  You can't put #if in a macro, and therefore in
printf statements.  You could always #undef it, or put parens around
it like Joe suggested.

Neil.