[Bug c++/50734] const and pure attributes don't have the effect as in C

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50734
Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |WORKSFORME

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-15 
08:54:32 UTC ---
This is because f can throw, you need to mark it nothrow as well in C++.
Whether something throws or accesses global memory is orthogonal.
Works with -fno-exceptions.