non-trivial special members for varargs calls.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168476
91177308-0d34-0410-b5e6-
96231b3b80d8
~X2();
};
+struct X3 {
+ X3(const X3&) = default;
+};
+
+struct X4 {
+ X4(const X4&) = default;
+ X4(X4&);
+};
+
void vararg(...);
-void f(X1 x1, X2 x2) {
- vararg(x1); // okay
+void f(X1 x1, X2 x2, X3 x3, X4 x4) {
+ vararg(x1); // OK
vararg(x2); // expected-error{{cannot pass object of non-trivial type 'X2' through variadic function; call will abort at runtime}}
+ vararg(x3); // OK
+ vararg(x4); // expected-error{{cannot pass object of non-trivial type 'X4' through variadic function; call will abort at runtime}}
}