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
The same code (~20 lines) for initializing a TargetOptions object from CodeGen cmdline flags is duplicated 4 times in 4 different tools. This patch moves it into a utility function. Since the CodeGen/CommandFlags.h file defines cl::opt flags in a header, it's a bit of a touchy situation because we should only link them into tools. So this patch puts the init function in the header. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201699 91177308-0d34-0410-b5e6-96231b3b80d8