（P53）面向对象版表达式计算器：内存跟踪器的实现-白红宇

（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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?????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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