dmtest.cxx

class A
{
public:
    A (const A &);
    ~A ();
};

A::A (const A &)
{
}

A & fn1 ()
{
}

A::~A ()
{
}

A a = fn1 ();
int
main ()
{
}

testscript.sh

#!/bin/sh
g++ -g -o dmtest-g++ dmtest.cxx
./dmtest-g++ && echo "g++ compiled version runs ok"
clang++ -g -o dmtest-clang dmtest.cxx
./dmtest-clang && echo "clang++ compiled version runs ok"