delete2.c

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

// Copyright (C) 1999 Free Software Foundation

// by Alexandre Oliva <[e-mail]>
// distilled from bug report by Barry M. Caceres <[e-mail]>

// Test whether dtors of vbases are called on delete[].

extern "C" void abort();
extern "C" void exit(int);

struct Foo {
  ~Foo() {
    exit(0);
  }
};

struct Bar : virtual Foo {
};

int main() {
  delete [] new Bar[1];
  abort();
}