GNU C++ version 3.5.0 20040627 (experimental) (i686-pc-linux-gnu)
Configured with: ../configure --prefix=/tmp --enable-threads=posix
--enable-languages=c++ --enable-version-specific-runtime-libs

The following code compiled with "g++ -Wall" qives:
x.cc: In destructor `aaa::~aaa()':
x.cc:14: internal compiler error: Segmentation fault

Wthout "-Wall" it compiles ok.

class xxx
{
public:
        ~xxx(){}
};

class aaa
{
public:
        xxx* v;

        ~aaa()
        {
                delete[] v;
        }
};