More mangling issues

[Christophe de Dinechin]

Martin von Loewis wrote:
> 
> > Why do we half-mangle external declarations? That is, why _Z3foo rather than
> > foo? There is something that reads "[...] and file scope variables are not
> > mangled"
> 
> You are right, that 'int (**A::Afoo)()' declaration should be mangled
> as 'foo'. I'd prefer to say 'global namespace' instead of 'file
> scope', though. For one thing,
> 
> namespace Foo{
>    int bar;
> }
> 
> is mangled as _ZN3Foo3barE, and is still "file scope". Also, "file
> scope" is often used to describe
> 
> static int foo;
> 
> and we don't have an external name for that at all.

I agree. Jim, could you change the wording in the document, thank you.

Christophe