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helloworld.cpp

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#include <string.h>

#include "myclass.hpp"

void somefunc() {

MyObj *obj = new MyObj("c++");

obj->speak();

// we've leaked one object

}

/*

* This method will overwrite the stack

*/

float overstep(const float& parm) {

static float ff[10];

ff[10] = parm; // oops, that's off the end

float sum = 0;

for (int ii=0; ii < 10;++ii)

sum+=ff[ii];

// Write off the end of the heap we've been given

char *buf = new char [20];

buf[30] = '!';

delete [] buf;

return sum;

}

/*

* This method will overwrite the stack

*/

void copystrings(char buf0[]) {

char buf1[32];

strcpy(buf1, buf0);

}

int main(int argc, char *argv[]) {

overstep(1.0f);

somefunc();

char buff[64];

strcpy(buff, "The quick brown fox jumped over the lazy dog. ABCDEFGHIJKLMNOPQRSTUV");

copystrings(buff);

return 0;

}