[Bug c++/986] g++ misses warning for & on temporary

[bangerth at dealii dot org]

------- Comment #13 from bangerth at dealii dot org  2007-05-08 15:34 -------
(In reply to comment #12)
> The summary says "g++ misses warning for & on temporary". But something that is
> always an error can be called a warning?

The point is that the standard doesn't call it an error, but undefined
behavior. It's perfectly legal to keep a reference to a temporary, it
may just not yield the result you had hoped for.

W.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=986