Signed-off-by: Petro Karashchenko <petro.karashchenko@gmail.com>
add math library libmcs support (1)open menuconfig (2)close math.h:build setup->Customize Header Files->math.h (3) select libmcs:Library Rountines->Select math library->Math Library fram LibmCS (4)build Signed-off-by: yanghuatao <yanghuatao@xiaomi.com>