Compiling 64 bit Qt5 using Visual Studio 2012 (Windows SDK 8.0)

Added Qt Creator 64 bit built

1, extract Qt to c:\opt\qt-5.0.2

2, download ICU and extract it under c:\opt\ICU

3, install Python 2.7.4 x86_64 (C:\Python27)

4, install ActivePerl 5.16.3 x64 (C:\opt\Perl64)

5, build 64 bit ICU, open the allinone.sln under c:\opt\ICU\source\allinone by Visual Studio 2012 and pick solution platform as x64 and build solution.

6, open VS2012 x64 Native Tools Command Prompt

7, set environment variables:

set QTDIR=C:\opt\qt-5.0.2\qtbase

set QMAKESPEC=win32-msvc2012

set PATH=%PATH%;C:\opt\perl64\bin;c:\opt\Perl64\site\bin;c:\opt\ICU\bin64;c:\Python27;c:\Python\DLLs

set INCLUDE=%INCLUDE%;C:\opt\ICU\include

set LIB=%LIB%C:\opt\ICU\lib64

8, config Qt for compiling

cd c:\opt\qt-5.0.2

configure -prefix %CD%\qtbase -release -opensource -icu -platform win32-msvc2012

9, download jom and extract it to c:\opt\qt-5.0.2\jom
10, fire the command to build Qt
c:\opt\qt-5.02.\jom\jom.exe -jN (N is the number of parallel processes)

Build Qt Creator

1,download Qt Creator and extract it to c:\opt\qt-5.0.2\qt-creator-2.6.2

2, cd c:\opt\qt-5.0.2\qt-creator-2.6.2

qmake -r

..\jom\jom.exe -jN

referenced  Vincenzo Mercuri 's post