我正在对一个初始化二维双精度数组的函数进行多次调用。前三个调用成功,但第四个调用失败。代码是:
double **scmass;
double **scdv;
double **dvmatches;
double **zpp;
...
scmass = init_d2darr(numrow,numcol);
scdv = init_d2darr(numrow,numcol);
dvmatches = init_d2darr(numrow,numcol);
zpp = init_d2darr(numrow,numcol);
...
double ** init_d2darr(int isize, int jsize) {
int m,n;
printf("in array initialize 1\n");
printf("isize: %i\njsize: %i\n",isize,jsize);
/* how many rows */
double **arr = (double **)malloc(sizeof(double *) * isize);
printf("after row initialization\n");
if (arr == NULL) {
printf("malloc failed for arr in init_d2darr.\n");
return NULL;
}
else {
/* now how many cols */
for (m=0; m<=isize; m++) {
arr[m] = (double *)malloc(sizeof(double) * jsize);
if (arr[m] == NULL) {
printf("malloc failed for arr[%d] in init_d2darr.\n",m);
return NULL;
}
else {
/* initialize all to zero */
for (n=0; n<jsize; n++) {
arr[m][n] = 0;
}
}
}
}
printf("in array initialize 2\n");
return arr;
输出如下所示:
in array initialize 1
isize: 20
jsize: 21
after row initialization
in array initialize 2
in array initialize 1
isize: 20
jsize: 21
after row initialization
in array initialize 2
in array initialize 1
isize: 20
jsize: 21
该程序实际上在调试模式下一直运行,但是,当我制作一个发布可执行文件并尝试运行它时,程序崩溃并且我收到错误“一个问题导致程序停止正常工作。请关闭程序。” 我在使用 Visual C++ 2008 Express Edition 的 windows vista 上。谁能给我任何建议?谢谢!
玉
编辑:函数的声明(在头文件中)是
double ** init_d2darr(int isize, int jsize);