GNU Compiler Collection

The GNU Compiler Collection (GCC) is the open source development used as the basis for Xcode and was used as the basis of the compiler toolchain through Xcode 3. Starting with Xcode 4, the default toolchain was changed to LLVM.
==References==
*. 2003-08-05.
==External links==
*GCC, the GNU Compiler Collection official website
* at Wikipedia
Category:Technical terminology