rust/tests/run-make/extern-fn-explicit-align/test.c

92 lines
1.3 KiB
C

#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
struct BoolAndU32
{
bool a;
uint32_t b;
};
#ifdef _MSC_VER
__declspec(align(16))
struct TwoU64s
{
uint64_t a;
uint64_t b;
};
#else
struct __attribute__((aligned(16))) TwoU64s
{
uint64_t a;
uint64_t b;
};
#endif
struct WrappedU64s
{
struct TwoU64s a;
};
#ifdef _MSC_VER
__declspec(align(1))
struct LowerAlign
{
uint64_t a;
uint64_t b;
};
#else
struct __attribute__((aligned(1))) LowerAlign
{
uint64_t a;
uint64_t b;
};
#endif
#pragma pack(push, 1)
struct Packed
{
__uint128_t a;
};
#pragma pack(pop)
int32_t many_args(
void *a,
void *b,
const char *c,
uint64_t d,
bool e,
struct BoolAndU32 f,
void *g,
struct TwoU64s h,
void *i,
struct WrappedU64s j,
void *k,
struct LowerAlign l,
void *m,
struct Packed n,
const char *o)
{
assert(!a);
assert(!b);
assert(!c);
assert(d == 42);
assert(e);
assert(f.a);
assert(f.b == 1337);
assert(!g);
assert(h.a == 1);
assert(h.b == 2);
assert(!i);
assert(j.a.a == 3);
assert(j.a.b == 4);
assert(!k);
assert(l.a == 5);
assert(l.b == 6);
assert(!m);
assert(n.a == 7);
assert(strcmp(o, "Hello world") == 0);
return 0;
}