[Bug c++/70323] [6 regression] missing error on integer overflow in constexpr function result converted to bool

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70323

--- Comment #10 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Thu Mar 24 17:59:58 2016
New Revision: 234463

URL: https://gcc.gnu.org/viewcvs?rev=234463&root=gcc&view=rev
Log:
        PR c++/70323

        * constexpr.c (cxx_eval_call_expression): Don't cache result if
        *overflow_p.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-70323a.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c