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# Supported Platforms

Qt is supported on a variety of 32-bit and 64-bit platforms, and can usually be built on each platform with GCC, a vendor-supplied compiler, or a third party compiler. The following sections describe platform-compiler combinations that are supported by Trolltech for Qt.

### 32-Bit Platforms

Platform | GCC | Compiler provided by OS vendor | 3rd party compiler
--- | --- | --- | ---
Microsoft Windows | gcc (MinGW) | MS Visual Studio/Visual C++ | Intel icc
Linux | gcc | - | -
Apple Mac OS X | gcc | - | -
IBM AIX | gcc | IBM `xlC` | -
HP HP-UX | gcc | HP aCC | -
SGI IRIX | gcc | SGI MipsPRO | -
Sun Solaris | gcc | Sun CC | -
`FreeBSD` | gcc | - | Intel icc

### 64-Bit Platforms

Platform | GCC | Compiler provided by OS vendor | 3rd party compiler
--- | --- | --- | ---
Microsoft Windows | - | MS Visual Studio/Visual C++ | Intel icc
IBM AIX | gcc | IBM `xlC` | -
HP-UX | - | HP acc | -
SGI IRIX | gcc | SGI MipsPRO | -
Sun Solaris | gcc | Sun cc | -
Linux | gcc | - | Intel icc

Trolltech's online Platform Support Policy describes the level of support you should expect for these and other platforms.