Expanding an array of ints using realloc crashes!
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

int ExpandArrayOfInts(int* arrayToExpand, int expandBy, int inArraySize, int* outArraySize);


int main (int argc, char** argv)
{
#if 1//CODE THAT WORKS

int arraySize = 10;
int* arrayDnmc = NULL;
int* arrayDnmcExpndd;


for (int i = 0; i< 10; ++i)
{
    arrayDnmcExpndd = (int*)realloc(arrayDnmc, (arraySize + (i * 10)) * sizeof(int));
    if (arrayDnmcExpndd != NULL)
    {
        arrayDnmc = arrayDnmcExpndd;
        memset(arrayDnmc, 0, (arraySize + (i * 10)) * sizeof(int));
    }
    else
    {
        printf("Failed to (re)alloc memory for arrayDnmc!n");
        free(arrayDnmc);
        return -1;
    }
}
free(arrayDnmc);

#else   //CODE THAT DOESN'T WORK (Which I'm trying to make it work)

int maxSize = 100;
int arraySize = 10;
int* arrayDnmc = NULL;

arrayDnmc = (int*)malloc(arraySize * sizeof(int));
if (arrayDnmc != NULL)
{
    memset(arrayDnmc, 0, arraySize * sizeof(int));
}
else
{
    printf("malloc failure!n");
    return -1;
}

while (arraySize < maxSize)
{
    if (0 != ExpandArrayOfInts(arrayDnmc, 5, arraySize, &arraySize))
    {
        printf("Something went wrong.n");
        break;
    }
    //do something with the new array
    printf("new size: %in", arraySize);
}
free(arrayDnmc);
#endif
return 0;
}

int ExpandArrayOfInts(int* arrayToExpand, int expandBy, int inArraySize, int* outArraySize)
{
int newSize = inArraySize + expandBy;
int* arrayTemp = (int*)realloc(arrayToExpand, newSize * sizeof(int));
if (arrayTemp != NULL)
    {
        arrayToExpand = arrayTemp;
        *outArraySize = newSize;
        return 0;
    }
    return -1;
}

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int ExpandArrayOfInts(int** arrayToExpand, int expandBy, int inArraySize, int* outArraySize)

ExpandArrayOfInts(&arrayDnmc, 5, arraySize, &arraySize))

int ExpandArrayOfInts(int** arrayToExpand, int expandBy, int inArraySize, int* outArraySize)
.
.
.
*arrayToExpand = (int*)realloc(*arrayToExpand, newSize * sizeof(int));