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Re: PATCH: PR bootstrap/18532: libgcc.mk isn't parallel build safe for multilib


"H. J. Lu" <hjl@lucon.org> writes:

> On Thu, Dec 02, 2004 at 12:58:12PM -0800, Zack Weinberg wrote:
>> "H. J. Lu" <hjl@lucon.org> writes:
>> 
>> > Here are the updated patch and the libgcc.mk diff.
>> >
>> > H.J.
>> > ----
>> > 2004-12-02  H.J. Lu  <hongjiu.lu@intel.com>
>> >
>> > 	PR bootstrap/18532
>> > 	* mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for
>> > 	multilib at a time. Don't build the default set. Don't add
>> > 	EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove
>> > 	filter for shared libunwind and libgcc.
>> 
>> Only remaining problem that I see is that you lost the dependencies of
>> libgcc_s.so and libunwind.so on the relevant extra$suffix target.  OK
>> with that put back in.
>
> I don't believe they are needed. libgcc_s.so and libunwind.so don't
> use EXTRA_MULTILIB_PARTS. The "all" target depends on
> EXTRA_MULTILIB_PARTS. Did I miss something?

EXTRA_MULTILIB_PARTS tend to be the crt* files.  Some of those are
often implicitly used by the link command for a shared library.

zw


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