+++ /dev/null
-// Origin: Mark Mitchell <mark@codesourcery.com>
-
-#if defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
-
-#include <cstdlib>
-#include <new>
-
-void* p;
-
-void* operator new[](size_t s) throw (std::bad_alloc)
-{
- // Record the base of the last array allocated.
- p = malloc (s);
- return p;
-}
-
-template <typename T>
-void check_no_cookie (int i)
-{
- void* a = new T[7];
- if (p != a)
- exit (i);
-}
-
-template <typename T>
-void check_no_placement_cookie (int i)
-{
- p = malloc (13 * sizeof (T));
- void* a = new (p) T[13];
- if (p != a)
- exit (i);
-}
-
-template <typename T>
-void check_cookie (int i)
-{
- void* a = new T[11];
-
- // Compute the cookie location manually.
- size_t x = __alignof__ (T);
- if (x < sizeof (size_t))
- x = sizeof (size_t);
- if ((char *) a - x != (char *) p)
- exit (i);
-
- // Check the cookie value.
- size_t *sp = ((size_t *) a) - 1;
- if (*sp != 11)
- exit (i);
-}
-
-template <typename T>
-void check_placement_cookie (int i)
-{
- p = malloc (sizeof (T) * 11 + 100);
- void* a = new (p) T[11];
-
- // Compute the cookie location manually.
- size_t x = __alignof__ (T);
- if (x < sizeof (size_t))
- x = sizeof (size_t);
- if ((char *) a - x != (char *) p)
- exit (i);
-
- // Check the cookie value.
- size_t *sp = ((size_t *) a) - 1;
- if (*sp != 11)
- exit (i);
-}
-
-struct X {};
-
-template <typename T>
-struct Y { int i; virtual void f () {}; };
-
-// A class with a non-trivial destructor -- it needs a cookie.
-struct Z { ~Z () {}; };
-// Likewise, but this class needs a bigger cookie so that the array
-// elements are correctly aligned.
-struct Z2 { ~Z2 () {}; long double d; };
-
-struct W1 { void operator delete[] (void *, size_t) {}; };
-struct W2 { void operator delete[] (void *) {};
- void operator delete[] (void *, size_t) {}; };
-struct W3 { void operator delete[] (void *, size_t) {};
- void operator delete[] (void *) {}; };
-struct W4 : public W1 {};
-
-struct V { void *operator new[] (size_t s, void *p)
- { return p; }
- ~V () {}
- };
-
-int main ()
-{
- // There should be no cookies for types with trivial destructors.
- check_no_cookie<int> (1);
- check_no_cookie<X> (2);
- check_no_cookie<Y<double> > (3);
-
- // There should be no cookies for allocations using global placement
- // new.
- check_no_placement_cookie<int> (4);
- check_no_placement_cookie<X> (5);
- check_no_placement_cookie<Z> (6);
-
- // There should be a cookie when using a non-trivial destructor.
- check_cookie<Z> (7);
- check_cookie<Z2> (8);
-
- // There should be a cookie when using the two-argument array delete
- // operator.
- check_cookie<W1> (9);
- check_cookie<W4> (10);
- // But not when the one-argument version is also available.
- check_no_cookie<W2> (11);
- check_no_cookie<W3> (12);
-
- // There should be a cookie when using a non-global placement new.
- check_placement_cookie<V> (13);
-}
-
-#else /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */
-
-int main ()
-{
-}
-
-#endif /* !(defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100) */