There is no LLVM, but there are files with this name: - Source/JavaScriptCore/ftl/FTLLowerDFGToLLVM.cpp - Source/JavaScriptCore/ftl/FTLLowerDFGToLLVM.h Not to mention zillion "LLVM" naming and comment in these files.
( not to mention zillion LLVM releated comments everywhere spreaded in the source code )
*** This bug has been marked as a duplicate of bug 154383 ***