Creating a va_list dynamically?

[Joseph S. Myers]

On Mon, 9 Oct 2000, Robert Dewar wrote:

> Is this a legitimate optimization (the suggested optimization of fprintf?)
> To be more precise, is a program that redefines its own fprintf to do
> something different in incorrect program?

For hosted implementations, fprintf is a reserved identifier in ISO C.  If
you specify -ffreestanding, that implies -fno-builtin and so will turn off
this optimization.

-- 
Joseph S. Myers
jsm28@cam.ac.uk