execute_process(COMMAND ${LLVM_CONFIG} --ldflags OUTPUT_VARIABLE LLVM_LDFLAGS OUTPUT_STRIP_TRAILING_WHITESPACE)
execute_process(COMMAND ${LLVM_CONFIG} --libs OUTPUT_VARIABLE LLVM_LIBS OUTPUT_STRIP_TRAILING_WHITESPACE)
+string(REPLACE -O2 '' LLVM_CFLAGS ${LLVM_CFLAGS})
+
separate_arguments(LLVM_CFLAGS)
add_definitions(${LLVM_CFLAGS})
add_definitions(-std=c++11 -Wall)