[Bug ld/12762] lto produces multiple definition errors for all symbols (including CRT) in C++

[xunxun1982 at gmail dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12762

--- Comment #11 from PcX <xunxun1982 at gmail dot com> 2011-08-01 20:58:52 UTC 
---
(In reply to comment #8)
> Created attachment 5869 [details]
> Possible patch

I test the patch using ruben's testcase, and it seems to work very well.

--------------------------------------------
g++ -flto -c main.cpp
g++ -flto -c class.cpp
g++ -flto -fuse-linker-plugin main.o class.o
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No errors and no warnings.

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