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使用28335的时候使用 LONG DOUBLE的数据格式进行SQRT ATAN2 等函数运算结果与MATLAB的DOUBLE运算结果不一致

使用28335的时候使用Long double的数据格式进行SQRT ATAN2 等函数运算结果与MATLAB的double运算结果不一致,请问该怎么解决?

是28335的Long double运算有问题么?