> > Does the driver need to process the -mfpu just to pass the results to >> -cc1 or is the information needed for something like deciding which >> libraries to link with? If just -cc1, maybe we could just pass down the raw >> option? >> > > It's possible, but translating flags into -target-option flags in the > driver is pretty pervasive in the driver (63 "Features.push_back" calls in > lib/Driver/Tools.cpp). So that'd be fairly different from the current code, > and I'm not sure if Frontend depending on ARMCodeGen is much better than > Driver depending on it? > > Yes, I agree, they are both equally odd. > > What is the size impact in libclang? It links with lib/Driver, no? >
>From what I can tell looking at tools/clang/tools/libclang/CMakeLists.txt, it doesn't.
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