#include #include #include /* This is the code generated by cbindgen 0.12.1 for the `enum TT` * type in nonclike.rs . */ enum TT_Tag { AA, BB, }; typedef uint8_t TT_Tag; typedef struct { uint64_t _0; uint64_t _1; } AA_Body; typedef struct { TT_Tag tag; union { AA_Body aa; }; } TT; /* This is the code generated by cbindgen 0.12.1 for the `enum T` type * in nonclike.rs . */ enum T_Tag { A, B, }; typedef uint8_t T_Tag; typedef struct { uint64_t _0; } A_Body; typedef struct { T_Tag tag; union { A_Body a; }; } T; /* These symbols are defined by the Rust staticlib built from * nonclike.rs. */ extern uint64_t t_add(T a, T b); extern uint64_t tt_add(TT a, TT b); int main(int argc, char *argv[]) { (void)argc; (void)argv; /* This example works. */ TT xx = { .tag = AA, .aa = { ._0 = 1, ._1 = 2 } }; TT yy = { .tag = AA, .aa = { ._0 = 10, ._1 = 20 } }; uint64_t rr = tt_add(xx, yy); assert(33 == rr); /* This one used to return an incorrect result (see issue #68190). */ T x = { .tag = A, .a = { ._0 = 1 } }; T y = { .tag = A, .a = { ._0 = 10 } }; uint64_t r = t_add(x, y); assert(11 == r); return 0; }