ref: 56be76ade10c9b8c46b9b53892560549a91170f3
dir: /tests/execute/0092-fptr.c/
int zero() { return 0; } struct S { int (*zerofunc)(); } s = { &zero }; struct S * anon() { return &s; } typedef struct S * (*fty)(); fty go() { return &anon; } int main() { return go()()->zerofunc(); }