On Fri, 28 Dec 2018 20:10:43 +0800
Remus Clearwater <[email protected]> wrote:
> Sorry to repost (to make a better type setting).
>
> --
>
> I am sure that the standard "Function Calling Sequence" described in Sys V
> ABI specs (both i386 and AMD64) constraints the calling of those extern
> functions in a C library, but does it constraints the calling of those
> static functions too?
In some cases it has to:
static int foo (int bar)
{
return bar + baz;
}
void wibble(struct ops *op)
{
ops->foo = foo;
}
In other cases it demonstrably does not because gcc will in fact inline
the entire static function and it will never even appear in the code.
Alan
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