hash.h
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/********************* */
#include "cvc4_public.h"
#ifndef __CVC4__HASH_H
#define __CVC4__HASH_H
// in case it's not been declared as a namespace yet
namespace __gnu_cxx {}
#include <ext/hash_map>
#include <ext/hash_set>
namespace __gnu_cxx {
#ifdef CVC4_NEED_HASH_UINT64_T
// on some versions and architectures of GNU C++, we need a
// specialization of hash for 64-bit values
template <>
struct hash<uint64_t> {
size_t operator()(uint64_t v) const {
return v;
}
};/* struct hash<uint64_t> */
#endif /* CVC4_NEED_HASH_UINT64_T */
}/* __gnu_cxx namespace */
// hackish: treat hash stuff as if it were in std namespace
namespace std { using namespace __gnu_cxx; }
namespace CVC4 {
struct StringHashFunction {
size_t operator()(const std::string& str) const {
return __gnu_cxx::hash<const char*>()(str.c_str());
}
};/* struct StringHashFunction */
template <class T, class U, class HashT = std::hash<T>, class HashU = std::hash<U> >
struct PairHashFunction {
size_t operator()(const std::pair<T, U>& pr) const {
return HashT()(pr.first) ^ HashU()(pr.second);
}
};/* struct PairHashFunction */
}/* CVC4 namespace */
#endif /* __CVC4__HASH_H */
cvc4_public.h
Macros that should be defined everywhere during the building of the libraries and driver binary,...
CVC4
Definition expr.h:106
__gnu_cxx
Definition cdinsert_hashmap_forward.h:28
std
STL namespace.
CVC4::PairHashFunction
Definition hash.h:56
CVC4::PairHashFunction::operator()
size_t operator()(const std::pair< T, U > &pr) const
Definition hash.h:57
CVC4::StringHashFunction
Definition hash.h:49
CVC4::StringHashFunction::operator()
size_t operator()(const std::string &str) const
Definition hash.h:50
__gnu_cxx::hash
Definition cdtrail_hashmap_forward.h:29