Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.old-deja/g++.other/dyncast4.C @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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// { dg-do run } // Author: Alfred Miniarik <a8601248@unet.univie.ac.at> // Even in a derived class, a private base cannot be dynamically downcasted // from. extern "C" void abort(); struct A { virtual ~A () {} }; struct B : private A { B* a2b (A* objp) { return dynamic_cast<B*> (objp); } }; int main () { B b; A* aptr = (A*) &b; if (dynamic_cast <B*> (aptr)) abort (); if (b.a2b (aptr)) abort(); return 0; }