1 /* { dg-do compile } */
2 /* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */
3 /* { dg-options "-ffat-lto-objects" } */
4
5 typedef unsigned char uint8_t;
6 typedef unsigned int uint32_t;
7 typedef uint8_t byte;
8 typedef uint32_t u32bit;
9 __extension__ typedef __SIZE_TYPE__ size_t;
10 extern "C" {
11 extern void __warn_memset_zero_len (void) __attribute__((__warning__ ("")));
12 extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__, __artificial__))
memset(void * __dest,int __ch,size_t __len)13 void * memset (void *__dest, int __ch, size_t __len) throw () {
14 if (__builtin_constant_p (__len) && __len == 0)
15 __warn_memset_zero_len (); /* { dg-warning "declared with attribute warning" } */
16 }
17 }
clear_mem(void * ptr,u32bit n)18 inline void clear_mem(void* ptr, u32bit n) {
19 memset(ptr, 0, n);
20 }
21 template<typename T> class MemoryRegion {
22 public:
size()23 u32bit size() const {
24 }
begin()25 const T* begin() const {
26 }
set(const T in[],u32bit n)27 void set(const T in[], u32bit n) {
28 create(n);
29 }
set(const MemoryRegion<T> & in)30 void set(const MemoryRegion<T>& in) {
31 set(in.begin(), in.size());
32 }
clear()33 void clear() {
34 clear_mem(buf, allocated);
35 }
36 void create(u32bit);
MemoryRegion()37 MemoryRegion() {
38 used = allocated = 0;
39 }
40 mutable T* buf;
41 mutable u32bit used;
42 mutable u32bit allocated;
43 };
create(u32bit n)44 template<typename T> void MemoryRegion<T>::create(u32bit n) {
45 if(n <= allocated) {
46 clear();
47 }
48 }
49 template<typename T> class SecureVector : public MemoryRegion<T> {
50 public:
51 SecureVector<T>& operator=(const MemoryRegion<T>& in) {
52 if(this != &in) this->set(in);
53 }
54 };
55 class OctetString {
56 public:
bits_of()57 SecureVector<byte> bits_of() const {
58 }
59 OctetString& operator^=(const OctetString&);
change(const MemoryRegion<byte> & in)60 void change(const MemoryRegion<byte>& in) {
61 bits = in;
62 }
OctetString(const MemoryRegion<byte> & in)63 OctetString(const MemoryRegion<byte>& in) {
64 change(in);
65 }
66 SecureVector<byte> bits;
67 };
68 OctetString& OctetString::operator^=(const OctetString& k) {
69 if(&k == this) {
70 bits.clear();
71 }
72 }
73 bool __attribute__((flatten))
74 operator==(const OctetString& s1, const OctetString& s2) {
75 return (s1.bits_of() == s2.bits_of());
76 }
77