This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: 3.0 wierdness

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.
Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]