icuSources/common/utypeinfo.h

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /*
   4 ******************************************************************************
   5 *
   6 *   Copyright (C) 2012-2016, International Business Machines
   7 *   Corporation and others.  All Rights Reserved.
   8 *
   9 ******************************************************************************
  10 */
  11
  12 #ifndef __UTYPEINFO_H__
  13 #define __UTYPEINFO_H__
  14
  15 // Windows header <typeinfo> does not define 'exception' in 'std' namespace.
  16 // Therefore, a project using ICU cannot be compiled with _HAS_EXCEPTIONS
  17 // set to 0 on Windows with Visual Studio. To work around that, we have to
  18 // include <exception> explicitly and add using statement below.
  19 // Whenever 'typeid' is used, this header has to be included
  20 // instead of <typeinfo>.
  21 // Visual Studio 10 emits warning 4275 with this change. If you compile
  22 // with exception disabled, you have to suppress warning 4275.
  23 #if defined(_MSC_VER) && _HAS_EXCEPTIONS == 0
  24 #include <exception>
  25 using std::exception;
  26 #endif
  27 #if defined(__GLIBCXX__)
  28 namespace std { class type_info; } // WORKAROUND: http://llvm.org/bugs/show_bug.cgi?id=13364
  29 #endif
  30 #include <typeinfo>  // for 'typeid' to work
  31
  32 #endif