Substitution failure is not an error: Difference between revisions

Revision as of 17:30, 6 November 2015

Revision as of 12:55, 11 May 2016

Line 45:

static no& test(...);

// If the "sizeof" of the result of calling test<T>(nullptr) would beis equal to sizeof(yes),

// the first overload worked and T has a nested type named foobar.

static const bool value = sizeof(test<T>(nullptr)) == sizeof(yes);