[Bug ld/12548] anonymous version scripts no longer working with binutils 2.21

[lionel at mamane dot lu]

http://sourceware.org/bugzilla/show_bug.cgi?id=12548

Lionel Elie Mamane <lionel at mamane dot lu> changed:

           What    |Removed                     |Added
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                 CC|                            |lionel at mamane dot lu

--- Comment #1 from Lionel Elie Mamane <lionel at mamane dot lu> 2011-11-12 
23:49:50 UTC ---
(In reply to comment #0)
> I upgraded our build system from binutils 2.20 and gcc 4.4.3 to binutils 2.21
> and gcc 4.5.2. This unfortunately broke support for anonymous version scripts.
> /usr/lib/gcc/sparc-sun-solaris2.10/4.5.2/../../../../sparc-sun-solaris2.10/bin/ld:
> anonymous version tag cannot be combined with other version tags

> The problem is specific to the Solaris/sparc backend.

> After some digging, I found that the problem is in ld/emultempl/solaris2.em,
> which is part of the new Solaris 2 ABI stuff. It tries to add a new version
> section for a bunch of symbols, which of course won't work when there is
> already an anonymous section from the command line.

> I'm not sure how to proceed here. I have to assume this version section is
> being added for a reason, so I can't just remove it. Perhaps the entries need
> to be merged with the existing section?

Or more prosaically, allow an anonymous version tag to cohabit with a named
version tag. I just requested that for different reasons in bug 13406.

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