dead code removal
Jeremy Fitzhardinge
jeremy at goop.org
Sun Dec 19 07:08:59 EST 1999
On 25-Nov-99 Jeffrey Karl Lassahn wrote:
> In principle it can be if the function is marked static (so the compiler
> knows it will never link outside the module.) Does anyone know if GCC
> does remove the code in this case?
No, only if its inline. Just because the compiler can't see a reference, it
doesn't mean one isn't there - inline assember may refer to the static function.
Basically, you need the linker to strip dead functions, because nothing else
has enough information to do it right.
J
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