undefined reference to`__aeabi_dadd'

undefined reference to `__aeabi_dmul' 

undefined reference to`__aeabi_dadd' 

undefined reference to`__aeabi_dsub' 

undefined reference to`__aeabi_ddiv'

* + - /沒有定義

LD -lgcc -L/opt/FriendlyARM/toolschain/4.4.3/lib/gcc/arm-none-linux-gnueabi/4.4.3