From: hjl@lucon.org (H.J. Lu)
To: ddt@crack.com (Dave Taylor)
Cc: egcs@cygnus.com
Subject: Re: Incremental linking
Date: Fri, 10 Apr 1998 07:50:00 -0000 [thread overview]
Message-ID: <m0yNf7Z-00058wC@ocean.lucon.org> (raw)
In-Reply-To: <Pine.LNX.3.96.980409133155.9469B-100000@crack.crack.com>
> However, the desired use for this relinkable file is to be able to say
> something like:
>
> gcc relinkable.o module1.o module2.o ... -o my_proggy
>
> Where module1.o and module2.o may already be in the relinkable.o file, but
> because they've been specified on the command line, the symbols in those
> module*.o files override the symbols in the relinkable.o file. Is there a
> way to get ld to behave this way? Or was that half of the incremental
I am not sure. I think it is a linker bug.
>
> We've also tried creating shared libraries which I guess basically defers
> the link until each module is needed at execution time. This speeds
> things up rather a lot, but we noticed that gdb doesn't debug shared
> libraries very well for us. If you step into a function that's in a
That is another linker bug.
> shared library, instead of popping in, it gets confused about what line
> number you're on, or it'll start stepping through what looks like
> hash-table glue code. Not being able to debug hurts.
Please get binutils 2.8.1.0.30 from
ftp://ftp.yggdrasil.com/private/hjl
It should solve your shared library debugging problem. Let me know
if it doesn't work for you.
H.J.
next prev parent reply other threads:[~1998-04-10 7:50 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
1998-04-09 19:56 Dave Taylor
1998-04-10 0:39 ` Jeffrey A Law
1998-04-10 12:35 ` Ian Lance Taylor
1998-04-10 17:12 ` Andi Kleen
1998-04-11 11:54 ` Samuel Tardieu
1998-04-10 7:27 ` Richard Henderson
1998-04-10 7:50 ` H.J. Lu [this message]
1998-04-10 12:35 ` Ian Lance Taylor
2000-03-10 13:36 Incremental Linking Mike Ludwig
2000-03-10 15:10 ` Martin v. Loewis
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