From: Jason Merrill <jason@cygnus.com>
To: Sam Lantinga <slouken@devolution.com>
Cc: egcs@egcs.cygnus.com
Subject: Re: Large code size?
Date: Thu, 25 Mar 1999 11:24:00 -0000 [thread overview]
Message-ID: <u9bthhwext.fsf@yorick.cygnus.com> (raw)
In-Reply-To: Sam Lantinga's message of "Thu, 25 Mar 1999 09:48:07 -0800"
>>>>> Sam Lantinga <slouken@devolution.com> writes:
>> >>>>> Joe Buck <jbuck@Synopsys.COM> writes:
>> >> We built robotcom.so with the compiler flags:
>> >> g++ -O2 -funroll-loops -fno-exceptions -DLINUX_BETA -D_REENTRANT
>> >> and the linker flags:
>> >> cc -shared -nostartfiles -s -o robotcom.so ...
>> > Hmm. Does the gnu.linkonce trick work for shared libraries?
>> I would think so, but it certainly doesn't work if you don't use the GNU
>> linker, and 'cc' isn't likely to.
> On our system cc --> gcc
Then it should be OK.
> What is this gnu.linkonce trick? Is it automagically used by gcc?
The compiler puts template instantiations into separate sections, and the
linker discards duplicates. Yes.
Jason
WARNING: multiple messages have this Message-ID
From: Jason Merrill <jason@cygnus.com>
To: Sam Lantinga <slouken@devolution.com>
Cc: egcs@egcs.cygnus.com
Subject: Re: Large code size?
Date: Wed, 31 Mar 1999 23:46:00 -0000 [thread overview]
Message-ID: <u9bthhwext.fsf@yorick.cygnus.com> (raw)
Message-ID: <19990331234600.6jabF-cEho44cNqVpBj8I9Md2NDd5IIIuIZG2tAjPMA@z> (raw)
In-Reply-To: <E10QEEh-0002N2-00@roboto.devolution.com>
>>>>> Sam Lantinga <slouken@devolution.com> writes:
>> >>>>> Joe Buck <jbuck@Synopsys.COM> writes:
>> >> We built robotcom.so with the compiler flags:
>> >> g++ -O2 -funroll-loops -fno-exceptions -DLINUX_BETA -D_REENTRANT
>> >> and the linker flags:
>> >> cc -shared -nostartfiles -s -o robotcom.so ...
>> > Hmm. Does the gnu.linkonce trick work for shared libraries?
>> I would think so, but it certainly doesn't work if you don't use the GNU
>> linker, and 'cc' isn't likely to.
> On our system cc --> gcc
Then it should be OK.
> What is this gnu.linkonce trick? Is it automagically used by gcc?
The compiler puts template instantiations into separate sections, and the
linker discards duplicates. Yes.
Jason
next prev parent reply other threads:[~1999-03-25 11:24 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-03-25 9:48 Sam Lantinga
1999-03-25 11:24 ` Jason Merrill [this message]
1999-03-31 23:46 ` Jason Merrill
1999-03-31 23:46 ` Sam Lantinga
-- strict thread matches above, loose matches on Subject: below --
1999-03-25 9:49 Sam Lantinga
[not found] ` < E10QEFo-0002NA-00@roboto.devolution.com >
1999-03-25 10:14 ` H.J. Lu
1999-03-31 23:46 ` H.J. Lu
1999-03-31 23:46 ` Sam Lantinga
1999-03-24 17:57 N8TM
1999-03-31 23:46 ` N8TM
1999-03-24 16:47 Sam Lantinga
1999-03-31 23:46 ` Sam Lantinga
1999-03-24 16:34 Mike Stump
1999-03-31 23:46 ` Mike Stump
1999-03-24 16:28 Sam Lantinga
[not found] ` < E10Py0p-0001gL-00@roboto.devolution.com >
1999-03-24 16:45 ` Joe Buck
1999-03-31 23:46 ` Joe Buck
1999-03-31 23:46 ` Sam Lantinga
1999-03-24 15:42 Sam Lantinga
[not found] ` < E10PxHr-0001fO-00@roboto.devolution.com >
1999-03-24 15:54 ` Joe Buck
[not found] ` < 199903242353.PAA02719@atrus.synopsys.com >
1999-03-24 23:22 ` Martin v. Loewis
1999-03-31 23:46 ` Martin v. Loewis
1999-03-31 23:46 ` Joe Buck
1999-03-24 17:07 ` H.J. Lu
[not found] ` < m10PycJ-000ErMC@ocean.lucon.org >
1999-03-25 5:04 ` Nick Ing-Simmons
1999-03-31 23:46 ` Nick Ing-Simmons
1999-03-31 23:46 ` H.J. Lu
[not found] ` <199903242353.PAA02719.cygnus.egcs@atrus.synopsys.com>
1999-03-25 1:08 ` Jason Merrill
1999-03-25 8:28 ` Andi Kleen
1999-03-31 23:46 ` Andi Kleen
[not found] ` < u9n212vswe.fsf@yorick.cygnus.com >
1999-03-25 14:35 ` Martin v. Loewis
1999-03-31 23:46 ` Martin v. Loewis
1999-03-31 23:46 ` Jason Merrill
1999-03-31 23:46 ` Sam Lantinga
1999-03-24 15:05 Sam Lantinga
[not found] ` < E10PwfK-0001bs-00@roboto.devolution.com >
1999-03-24 23:26 ` Martin v. Loewis
1999-03-31 23:46 ` Martin v. Loewis
1999-03-24 23:35 ` Martin v. Loewis
1999-03-31 23:46 ` Martin v. Loewis
1999-03-31 23:46 ` Sam Lantinga
[not found] <E10PwA2-0001UN-00@roboto.devolution.com>
1999-03-24 14:42 ` Martin von Loewis
1999-03-24 14:49 ` Dima Volodin
1999-03-31 23:46 ` Dima Volodin
1999-03-31 23:46 ` Martin von Loewis
1999-03-24 13:52 Sam Lantinga
[not found] ` < E10PvY5-0001NJ-00@roboto.devolution.com >
1999-03-24 14:10 ` Martin v. Loewis
1999-03-31 23:46 ` Martin v. Loewis
1999-03-24 15:18 ` H.J. Lu
1999-03-31 23:46 ` H.J. Lu
1999-03-31 23:46 ` Sam Lantinga
1999-03-24 9:38 Sam Lantinga
[not found] ` < E10PrbT-0003Og-00@roboto.devolution.com >
1999-03-24 13:29 ` David B. Rees
1999-03-31 23:46 ` David B. Rees
1999-03-24 13:38 ` Martin v. Loewis
1999-03-31 23:46 ` Martin v. Loewis
1999-03-31 23:46 ` Sam Lantinga
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