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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/65558] [5 Regression] crash using __attribute__((__abi_tag__)) on anonymous inline namespace
Date: Wed, 25 Mar 2015 18:07:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65558

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Marek Polacek from comment #2)
> If it is correct to ignore the abi_tag on an anonymous namespace

It's correct, anything in an anon namespace cannot be named outside the current
translation unit, so there's no point changing its mangling or warning about
what happens when it's used by another TU.