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windows_cast.hpp
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00001 /* 00002 Copyright 2005-2007 Adobe Systems Incorporated 00003 Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt 00004 or a copy at http://stlab.adobe.com/licenses.html) 00005 */ 00006 00007 /****************************************************************************************************/ 00008 00009 #ifndef ADOBE_WINCAST_HPP 00010 #define ADOBE_WINCAST_HPP 00011 00012 #include <adobe/config.hpp> 00013 00014 /****************************************************************************************************/ 00015 00016 namespace hackery { 00017 00018 /****************************************************************************************************/ 00019 00020 template <typename T, typename U> 00021 inline T cast(U u) 00022 { 00023 // REVISIT (fbrereto) : This function circumvents an issue where MSVC won't allow for the casting 00024 // of a primitive of smaller type to one of larger type. Please use sparingly, 00025 // but when this type of cast must be made use this function so it can be 00026 // pulled out easily. 00027 00028 // because it might be cygwin 00029 #if ADOBE_PLATFORM_WIN 00030 #pragma warning ( push ) 00031 #pragma warning ( disable : 4311 ) // typecast pointer truncation from type to type 00032 #pragma warning ( disable : 4312 ) // typecast conversion from type to type of greater size 00033 #pragma warning ( disable : 4800 ) // conversion to true/false performance warning 00034 #endif 00035 00036 return (T)(u); 00037 00038 // because it might be cygwin 00039 #if ADOBE_PLATFORM_WIN 00040 #pragma warning ( pop ) 00041 #endif 00042 } 00043 00044 /****************************************************************************************************/ 00045 00046 } // namespace hackery 00047 00048 /****************************************************************************************************/ 00049 00050 #endif 00051 00052 /****************************************************************************************************/ | ||||||
