On Sep 18, 2011, at 3:33 PM, Sam Tobin-Hochstadt wrote: > Apple has already switched to clang, that happened with XCode 4. > Previously, they shipped both and old version of GCC (4.2), and a > compiler which used the GCC frontend and an LLVM backend. They made > this switch because they didn't like the GPL version 3, which recent > versions of GCC (and other GNU software) use. > > There are two different projects for using GCC as a frontend for LLVM, > called llvm-gcc and DragonEgg, with the latter being more up-to-date, > I believe. > > There wouldn't be any point in using GCC as a front-end for clang, > since clang is just a front-end for LLVM.
Everything you say makes sense: one other note--AFAICT, XCode 4 is not (yet?) free for platforms other than Lion. John
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