[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 #26 from xunxun <xunxun1982 at gmail dot com> 2011-09-18 22:30:42 
UTC ---
(In reply to comment #25)
> Created attachment 5936 [details]
> mingw64-testcase
> 
> ar cru libm1.a sin.o sinl_internal.o
> 

It's very strange that if I don't use libm1.a, and use the obj directly, it
works well.
As is:

gcc -flto -fuse-linker-plugin main.c sin.o sinl_internal.o merr.o 


That results in no errors.

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