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用IAR5.5make时出现错误。Error[e46]: Undefined external "?cstart_init_zero"

Other Parts Discussed in Thread: MSP430F149

Building configuration: ucos-149 - Debug
Updating build tree...
app.c
Linking
Error[e46]: Undefined external "?cstart_init_zero" referred in AD_6 ( D:\3pase\994998348uCOS252_MSP430F149\
uCOS252_MSP430F149\Debug\Obj\AD_6.r43 )
Error[e46]: Undefined external "?ShiftRight16s" referred in AD_6 ( D:\3pase\994998348uCOS252_MSP430F149\
uCOS252_MSP430F149\Debug\Obj\AD_6.r43 )
Error[e46]: Undefined external "?cstart_init_copy" referred in cal_pqs ( D:\3pase\994998348uCOS252_MSP430F149\
uCOS252_MSP430F149\Debug\Obj\cal_pqs.r43 )
Error[e46]: Undefined external "?Mul16to32sHw" referred in cal_pqs ( D:\3pase\994998348uCOS252_MSP430F149\
uCOS252_MSP430F149\Debug\Obj\cal_pqs.r43 )
Error[e46]: Undefined external "?Epilogue3" referred in cal_pqs ( D:\3pase\994998348uCOS252_MSP430F149\
uCOS252_MSP430F149\Debug\Obj\cal_pqs.r43 )
Error[e46]: Undefined external "?Mul32Hw" referred in cal_pqs ( D:\3pase\994998348uCOS252_MSP430F149\
uCOS252_MSP430F149\Debug\Obj\cal_pqs.r43 )
Error while running Linker

Total number of errors: 6
Total number of warnings: 0

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