Re: mystery link warnings between System.framework and libmx.dylib
Re: mystery link warnings between System.framework and libmx.dylib
- Subject: Re: mystery link warnings between System.framework and libmx.dylib
- From: "Sean McBride" <email@hidden>
- Date: Tue, 25 Oct 2005 14:22:33 -0400
- Organization: Rogue Research
On 2005-10-24 16:57, Andrew Pontious said:
>> I have these mystery link warnings:
>>
>> /usr/bin/ld: warning multiple definitions of symbol _atan2f
>> /Developer/SDKs/MacOSX10.4u.sdk/System/Library/Frameworks/
>> System.framework/System(floating.o) definition of _atan2f
>> /Developer/SDKs/MacOSX10.4u.sdk/usr/lib/gcc/powerpc-apple-
>> darwin8/4.0.1/../../../libmx.dylib(single module) definition of
>> _atan2f
>>
>> and 28 others just like it: sinf, asinf, etc.
>>
>> Any ideas how to get rid of them, or what's causing them? Neither
>> System.framework nor libmx.dylib are in my project so it's something
>> xCode is doing automagically, which makes it hard to troubleshoot.
>> [snip]
>
>Did you ever get an answer to this?
Not till now. :)
>I saw this problem recently in a home project I was working on. I
>also don't include System.framework or libmx is my project. I link
>only against Cocoa.framework.
>
>I searched all of Apple's lists for a fix. Have a look at: http://
>lists.apple.com/archives/cocoa-dev/2005/May/msg00470.html
Interesting, I hadn't thought to check the cocoa list archives.
>By applying the fix from the above link -- adding -lSystem to my
>Other Linker Flags build setting -- I was able to make these warnings
>go away.
I had forgotten about all this, and in fact I can't even get the warning
to appear anymore, but I recently cleaned up the project a bit, and
remember removing the unneeded Cocoa.framework, maybe that's what got
rid of them.
Thanks!
--
____________________________________________________________
Sean McBride, B. Eng email@hidden
Rogue Research www.rogue-research.com
Mac Software Developer Montréal, Québec, Canada
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