1struct S1 { int x; };
2struct S2 { S1 x; };
3struct S3 { S2 x; };
4struct S4 { S3 x; };
5struct S5 { S4 x; };
6struct S6 { S5 x; };
7struct S7 { S6 x; };
8struct S8 { S7 x; };
9in S8 s8;
10
11struct SA1 { int x[8]; };
12struct SA2 { SA1 x[7]; };
13struct SA3 { SA2 x[6]; };
14struct SA4 { SA3 x[5]; };
15struct SA5 { SA4 x[4]; };
16struct SA6 { SA5 x[3]; };
17struct SA7 { SA6 x[2]; };
18struct SA8 { SA7 x[1]; };
19in SA8 sa8[9];
20