Update LTO plugin interface

[H.J. Lu]

On Thu, Dec 2, 2010 at 9:41 AM, Ian Lance Taylor <iant@google.com> wrote:
> "H.J. Lu" <hjl.tools@gmail.com> writes:
>
>> How do you deal with -lm:
>
> I believe we have agreed that LTO can only introduce new symbol
> references that are satisfied by -lc and -lgcc.  Under those conditions,

Have you looked my testcase? The assumption of "LTO can only
introduce new symbol references that are satisfied by -lc and -lgcc."
is wrong.  My testcase shows LTO may introduce new symbol references
to libm.


-- 
H.J.