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     3: int main()
     4: {
     5:    int i = 1,j;
     6:    union test{
     7:       int m;
     8:           char str[2];
     9:    }test;
    10:    test.m = 3;
    11:    //printf("the size of int is %d",sizeof(i));
C:0x0003    750A00   MOV      0x0A,#0x00
C:0x0006    750B03   MOV      0x0B,#0x03
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