Lifetime of implicitly casted temporaries
- by Answeror
I have seen this question.
It seems that regardless of the cast, the temporary object(s) will "survive" until the fullexpression evaluated.
But in the following scenario:
void foo(boost::tuple<const double&> n) {
printf("%lf\n", n.get<0>());
}
int main() {
foo(boost::tuple<const double&>(2));//#1
…
