typedef int int_array_ss[1][_, 3, _][5];
sample struct { int aa; boolean bb; int_array_ss ias; } struct_array_ss[1][_][_];

typedef int int_t;
typedef int int_array_t[1][2][3,4];
typedef struct { int a; } struct_t;
typedef struct { int a; } struct_array_t[2];
typedef struct { struct { int a; } a; } struct_struct_t;

sample int int_s;
sample int int_array_s[1][_, 3, _][5];
sample struct { int a; double bcd; } struct_s;
sample struct { int a; } struct_array_s[2];
sample struct { struct { int a; } a; } struct_struct_s;

sample int_t int_t_s;
sample int_array_t int_array_t_s;
sample struct_t struct_t_s;
sample struct_array_t struct_array_t_s;
sample struct_struct_t struct_struct_t_s;