[3.4/mainline] Backport cgrapunit fix for extern inline funcitons

[Gerald Pfeifer]

On Mon, 19 Jan 2004, Jan Hubicka wrote:
> now while looking for reason for size differences of object file in
> LyX, I noticed that it is up to 60% of garbage in some cases of C++
> templates.
> 
> I've bootstrapped/regtested this on i686, compiled Gerald's application
> and verified that it does not change performance/compile speed and built
> Pooma/LyX with some reductions of code sizes and similar speedups.

Do you have concrete data on the reduction in the (stripped and 
unstripped) sizes of the resulting binaries?

Gerald