[PATCH][C] Fix GNU extern inline heuristic again (fix C++ memory usage regression)

[Joseph S. Myers]

On Mon, 27 Aug 2007, Richard Guenther wrote:

> This fixes the memory usage regression with C++ I was seeing.  It does so
> by moving the decision on whether to disregard inline limits to the
> frontend(s) and storing this knowledge in the function decl.
> 
> Bootstrapped and tested on x86_64-unknown-linux-gnu, the ~25% compile-time
> regression on some C++ testcases is gone.
> 
> Ok for mainline?

The C front-end changes are OK.

-- 
Joseph S. Myers
joseph@codesourcery.com