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Merge pull request #6390 from yandex/fix-build-on-mac-default-hash-uintptr_t

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Fix for Mac OS build
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alexey-milovidov 2019-08-08 04:43:05 +03:00 committed by GitHub
commit 235cf98710
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1 changed files with 12 additions and 22 deletions
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34
dbms/src/Common/HashTable/Hash.h
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@ -3,6 +3,8 @@
#include <Core/Types.h>
#include <Common/UInt128.h>
#include <type_traits>
/** Hash functions that are better than the trivial function std::hash.
*
@ -57,8 +59,6 @@ inline DB::UInt64 intHashCRC32(DB::UInt64 x)
}
template <typename T> struct DefaultHash;
template <typename T>
inline size_t DefaultHash64(T key)
{
@ -72,28 +72,18 @@ inline size_t DefaultHash64(T key)
return intHash64(u.out);
}
#define DEFINE_HASH(T) \
template <> struct DefaultHash<T>\
{\
size_t operator() (T key) const\
{\
return DefaultHash64<T>(key);\
}\
template <typename T, typename Enable = void>
struct DefaultHash;
template <typename T>
struct DefaultHash<T, std::enable_if_t<std::is_arithmetic_v<T>>>
{
size_t operator() (T key) const
{
return DefaultHash64<T>(key);
}
};
DEFINE_HASH(DB::UInt8)
DEFINE_HASH(DB::UInt16)
DEFINE_HASH(DB::UInt32)
DEFINE_HASH(DB::UInt64)
DEFINE_HASH(DB::Int8)
DEFINE_HASH(DB::Int16)
DEFINE_HASH(DB::Int32)
DEFINE_HASH(DB::Int64)
DEFINE_HASH(DB::Float32)
DEFINE_HASH(DB::Float64)
#undef DEFINE_HASH
template <typename T> struct HashCRC32;