-O3 -mtune=core2 -pipe -frecord-gcc-switches -Werror=strict-aliasing -flto -Werror=strict-aliasing -flto -Werror=strict-aliasing -flto -Werror=strict-aliasing -flto -Werror=strict-aliasing -flto -Werror=strict-aliasing -flto -Werror=strict-aliasing -flto
