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有人可以告诉我为什么会出现此错误吗?
“'class mpicomm' 的先前定义”
class mpicomm{ public: mpicomm() { } };
谢谢!
每个翻译单元只能定义一个类,并且必须在翻译单元之间具有相同的定义。
此错误通常是由包含多次(直接或间接)定义类的标头引起的,应通过使用包含防护来修复。