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From: Klaus Zeitler <kzeitler@lucent.com>
To: gdb@sources.redhat.com
Subject: Re: gdb needs full C++ function signature to set a breakpoint
Date: Fri, 08 Jul 2005 14:09:00 -0000	[thread overview]
Message-ID: <q5gll4h5qzb.fsf@lucent.com> (raw)
In-Reply-To: <20050707185717.GA11441@nevyn.them.org> (Daniel Jacobowitz's message of "Thu, 7 Jul 2005 14:57:17 -0400")

I figured out the difference between my small example and the big image.
For the example image gdb correctly recognizes the program as C++, i.e. says:
"The current source language is "auto; currently c++"."
whereas for the real image gdb claims, that it's c.
So a simple "set lang c++" is all that was needed.

Now I would like to know why gdb thinks that this is a c image.
Could it be that gdb decides that by searching main()?

Some time ago somebody had the clever idea to link our image with a
library for testing that contained a 2nd main() in a c file. To avoid linker
errors he made main() a weak symbol.
When I remove this 2nd main() function, the linker now finds the original
main() function in a c++ file and now gdb identifies the image as C++.

Klaus

-- 
 ------------------------------------------
|  Klaus Zeitler      Lucent Technologies  |
|  Email:             kzeitler@lucent.com  |
 ------------------------------------------
---
I have made this letter longer than usual because I lack
the time to make it shorter.             -- Blaise Pascal


  reply	other threads:[~2005-07-08 14:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-07-07  8:16 Klaus Zeitler
2005-07-07 19:21 ` Daniel Jacobowitz
2005-07-08 14:09   ` Klaus Zeitler [this message]
2005-07-08 14:19     ` Daniel Jacobowitz

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