[PATCH] D15362: Guard "-msse3" flag in CMake for specific targets. NFC

[Alexey Samsonov via llvm-commits]

samsonov added a comment.

Would smth. along the lines of

  check_cxx_compiler_flag("-Werror -msse3" COMPILER_RT_HAS_MSSE3_FLAG)

work?


http://reviews.llvm.org/D15362