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From: "ro at CeBiTec dot Uni-Bielefeld.DE" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/57366] gcc.dg/lto/attr-weakref-1 FAILs
Date: Wed, 22 May 2013 14:44:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57366

--- Comment #5 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> ---
> --- Comment #4 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
> Thank you. It seems that the weakref is simply not output into the file, so we
> end up with undefined call.

Which may or may not be the same problem as in PR lto/47333.

> What happens when you compile the following manually concatenated testcase w/o
> LTO? If it links, can you attach the assembly? I am bit unsure how non-weakref
> targets are supposed to behave in situations like this.

It links without problems.

> I convinced myself that for LTO one needs GNU binutils and thus weakref is
> supported, but it is obviously not always the case ;)

All other LTO testcases have long worked with Solaris as and ld
(i.e. without weakref and linker plugin), and until the 4.7 branch with
gas and IRIX ld.

    Rainer