/*
* Test of nested blocks.
*/
int i;
main ()
{
i = 3;
sub();
}
sub ()
{
int i, j;
for (i = 1; i <= 10; i++) {
int j;
j = j + i;
}
j = 0;
for (i = 11; i <= 20; i++) {
j = j + i;
}
}
after ()
{
int a;
a = 3;
}