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C语言调用 汇编函数 开优化结果错误

chaoyue

C语言调用基于ARMv8的汇编函数然后，开优化—O1 O2 O3执行的结果都有问题，但是不开优化执行结果是正确的。如果不调用汇编函数，只是C语言开优化执行结果也是正确的。

个人感觉是编译选项的问题， 请帮忙解答这个问题！谢谢