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(P53)面向对象版表达式计算器:内存跟踪器的实现
阅读量:409 次
发布时间:2019-03-05

本文共 1138 字,大约阅读时间需要 3 分钟。

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    • ????????

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?????CalculatorTest???????????
??????CalculatorTest??????????????????CalculatorTest??????????????????????????????CalculatorTest??????
?????????????????
????????????????
  • ?????malloc??????????????
  • ??????????valgrind?dmalloc?efence?????Linux????Visual Leak Detector????Windows????
  • ????????????operator new?operator delete???????????????
??????????????
?C++??new?delete???????????operator new??????????????????????????operator delete?????????????????????????????operator new?operator delete????????????????
?????????????
?????????????????????????????C?????????C++?????????????????????????????
???????????????
?????????????????????????????????main?????new???????????????????????????????????
#include  using namespace std; #include "DebugNew.h" int main(void) {     int* p = new int;     // delete p;     return 0; }
??operator delete[]????
??operator delete[]??????????????????????????????delete???????????void operator delete[]???????????????????????????????????????
#include  using namespace std; #include "DebugNew.h" int main(void) {     int* p = new int;     int* p2 = new int[5];     //delete[] p2;     return 0; }

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