lib/sanitizer_common/sanitizer_placement_new.h

   1 //===-- sanitizer_placement_new.h -------------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file is shared between AddressSanitizer and ThreadSanitizer
  11 // run-time libraries.
  12 //
  13 // The file provides 'placement new'.
  14 // Do not include it into header files, only into source files.
  15 //===----------------------------------------------------------------------===//
  16 #ifndef SANITIZER_PLACEMENT_NEW_H
  17 #define SANITIZER_PLACEMENT_NEW_H
  18
  19 #include "sanitizer_internal_defs.h"
  20
  21 namespace __sanitizer {
  22 #if (SANITIZER_WORDSIZE == 64) || defined(__APPLE__)
  23 typedef uptr operator_new_ptr_type;
  24 #else
  25 typedef u32 operator_new_ptr_type;
  26 #endif
  27 }  // namespace __sanitizer
  28
  29 inline void *operator new(__sanitizer::operator_new_ptr_type sz, void *p) {
  30   return p;
  31 }
  32
  33 #endif  // SANITIZER_PLACEMENT_NEW_H