libsanitizer/sanitizer_common/sanitizer_placement_new.h

   1 //===-- sanitizer_placement_new.h -------------------------------*- C++ -*-===//
   2 //
   3 // This file is distributed under the University of Illinois Open Source
   4 // License. See LICENSE.TXT for details.
   5 //
   6 //===----------------------------------------------------------------------===//
   7 //
   8 // This file is shared between AddressSanitizer and ThreadSanitizer
   9 // run-time libraries.
  10 //
  11 // The file provides 'placement new'.
  12 // Do not include it into header files, only into source files.
  13 //===----------------------------------------------------------------------===//
  14 #ifndef SANITIZER_PLACEMENT_NEW_H
  15 #define SANITIZER_PLACEMENT_NEW_H
  16
  17 #include "sanitizer_internal_defs.h"
  18
  19 namespace __sanitizer {
  20 #if (__WORDSIZE == 64) || defined(__APPLE__)
  21 typedef uptr operator_new_ptr_type;
  22 #else
  23 typedef u32 operator_new_ptr_type;
  24 #endif
  25 }  // namespace __sanitizer
  26
  27 inline void *operator new(__sanitizer::operator_new_ptr_type sz, void *p) {
  28   return p;
  29 }
  30
  31 #endif  // SANITIZER_PLACEMENT_NEW_H