view gcc/testsuite/g++.dg/cpp0x/implicit8.C @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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// The hack for PR c++/44909 breaks this testcase.  We need feedback
// from the C++ committee to know how to proceed.
// { dg-do compile { target c++11 } }

struct A
{
  A();
  A(A&);
};

struct B;
struct BP
{
  BP(const B&);
};

struct B
{
  B();
  B(B&&);
  B(const BP&);
};

// If B(B&&) suppresses the B copy constructor, then copying the B
// subobject of C should use B(const BP&).  But we ignore that constructor
// in order to break the cycle in 44909.  Perhaps the move ctor shouldn't
// suppress the copy ctor?
// As of DR 1082, it doesn't suppress it.
struct C: A, B { };		// { dg-error "use of deleted" }

C c;
C c2(c);			// { dg-error "deleted" }