Re: How on earth did noexcept get through the standards process?
On 2011-03-30 03:51, CornedBee wrote:
On Mar 29, 1:29 am, Daniel Kr?gler<daniel.krueg...@googlemail.com>
wrote:
On 2011-03-21 13:45, DeMarcus wrote:
Correct me if I'm wrong, but isn't there one more difference; unlike
throw(), noexcept is checked in compile-time so I get a warning or error
if a noexcept function throws?
In either case the compiler might give a warning, because it is allowed ;-)
But you won't get an error. In fact, the standard explicitly forbids
the compiler from failing compilation:
[except.spec]p11: "An implementation shall not reject an expression
merely because when executed it throws or might throw an exception
that the containing function does not allow."
I'm aware of that. I just wanted to point out, that there is not such a difference between exception specifications using noexcept and throw() as DeMarcus seems to believe (or I have just misread his question). Violation checks for either noexcept or throw() are run-time checks, not compile-time checks. I still expect as a matter of quality of implementation that any compile-time detected violation of these specification will result in a compiler warning - there are easier ways to terminate a program without such distortions.
Greetings from Bremen,
- Daniel Kr?gler
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