[C++ PATCH] Fix static_cast overflow handling (PR c++/23056)

[Giovanni Bajo]

Jakub Jelinek <jakub@redhat.com> wrote:

> Ok to commit for HEAD/4.0 (4.0/4.1 regression) if bootstrap/regtesting
> succeeds?


Surely you can factor out the new code into a function, to avoid
duplication?
-- 
Giovanni Bajo