Game Programming Primer - Page 2

#include <stdio.h>
 
 int main()
 {
     int array[] = {1,2,3,4,5};
 
     printf("array[3] = %d | *(array+3) = %d\n",
             array[3], *(array+3));
 
     return 0;
 }

test % gcc test.c -o test
test % ./test

array[3] = 4 | *(array+3) = 4

_main:
     pushl   %ebp
     movl    %esp, %ebp
     pushl   %esi
     subl    $52, %esp
     call    L1$pb
 L1$pb:
     popl    %eax
     movl    _C.0.1863-L1$pb(%eax), %ecx
     movl    %ecx, -32(%ebp)
     movl    (_C.0.1863-L1$pb)+4(%eax), %ecx
     movl    %ecx, -28(%ebp)
     movl    (_C.0.1863-L1$pb)+8(%eax), %ecx
     movl    %ecx, -24(%ebp)
     movl    (_C.0.1863-L1$pb)+12(%eax), %ecx
     movl    %ecx, -20(%ebp)
     movl    (_C.0.1863-L1$pb)+16(%eax), %ecx
     movl    %ecx, -16(%ebp)
     movl    -20(%ebp), %ecx
     movl    -20(%ebp), %edx
     movl    %esp, %esi
     movl    %ecx, 8(%esi)
     movl    %edx, 4(%esi)
     leal    L_.str-L1$pb(%eax), %eax
     movl    %eax, (%esi)
     call    _printf
     movl    $0, -12(%ebp)
     movl    -12(%ebp), %eax
     movl    %eax, -8(%ebp)
     movl    -8(%ebp), %eax
     addl    $52, %esp
     popl    %esi
     popl    %ebp
     ret

     movl    -20(%ebp), %ecx
     movl    -20(%ebp), %edx

void iterate_and_do_nothing(char *str)
{
    int i;
    while (str[i]) {
        ++i;
    }
}