// { dg-do run } // GROUPS passed operator-new // Check that if there is a user defined class-specific operator // new for a given class, that operator is invoked when a new // object of the class is requested, regardless of whether or not // there is also a constructor for the given class, and regardless // of whether or not the constructor for the given class is defined // before or after the new operator is even declared. extern "C" int printf (const char *, ...); typedef __SIZE_TYPE__ size_t; struct base { int i; base () { i = 7; } void * operator new (size_t size); void operator delete (void*); }; class derived : public base { int j; }; int new_call_count = 0; int expected_size = 0; int errors = 0; int main () { base* base_ptr; derived* derived_ptr; expected_size = sizeof (int); base_ptr = new base; expected_size = 2 * sizeof (int); derived_ptr = new derived (); if ((new_call_count != 2) || (errors != 0)) { printf ("FAIL\n"); return 1; } else printf ("PASS\n"); return 0; } int allocation_space[100]; int* allocation_ptr = allocation_space; void base::operator delete (void* p) { } void *base::operator new (size_t size) { int* return_value = allocation_ptr; new_call_count++; if (size != expected_size) errors++; allocation_ptr += (size + sizeof(int) - 1) / sizeof(int); return (void*) return_value; }