Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp0x/constexpr-diag1.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// Test that we explain why a template instantiation isn't constexpr // { dg-do compile { target c++11 } } template <class T> struct A { T t; constexpr int f() const { return 42; } // { dg-error "enclosing class" "" { target c++11_only } } }; struct B { B(); operator int(); }; constexpr A<int> ai = { 42 }; constexpr int i = ai.f(); constexpr int b = A<B>().f(); // { dg-error "" } template <class T> constexpr int f (T t) { return 42; } constexpr int x = f(B()); // { dg-error "non-literal" }