[Bug c++/28017] lack of guard variables for explicitly instantiated template static data

[hhinnant at apple dot com]

------- Comment #7 from hhinnant at apple dot com  2006-06-13 21:41 -------
(In reply to comment #6)
> Subject: Re:  lack of guard variables for explicitly instantiated template
> static data
> 
> > #define NEEDS_GUARD_P(decl) (TREE_PUBLIC (decl) && (DECL_COMMON (decl)      \
> >                                                     || DECL_ONE_ONLY (decl) \
> >                                                     || DECL_WEAK (decl) \
> >                                                     ||
> > (!TARGET_WEAK_NOT_IN_ARCHIVE_TOC \
> >       || (! DECL_EXPLICIT_INSTANTIATION (decl) \
> >           && ! DECL_TEMPLATE_SPECIALIZATION (decl)))))
> > 
> > ?
> 
> The latter.

Thanks.  But this doesn't pass the test case on darwin.  I'm not familiar
enough with the C++ FE to understand TARGET_WEAK_NOT_IN_ARCHIVE_TOC.  Could you
double check the above.  The "!" in front of DECL_EXPLICIT_INSTANTIATION looks
especially suspicious to me.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28017