ClickHouse/src/Functions/isNaN.cpp
Li Yin 4088c0a7f3 Automated function registration
Automated register all functions with below naming convention by
iterating through the symbols:
void DB::registerXXX(DB::FunctionFactory &)
2022-07-29 15:39:50 +08:00

31 lines
469 B
C++

#include <Functions/FunctionNumericPredicate.h>
#include <Functions/FunctionFactory.h>
namespace DB
{
namespace
{
struct IsNaNImpl
{
static constexpr auto name = "isNaN";
template <typename T>
static bool execute(const T t)
{
/// Suppression for PVS-Studio.
return t != t; //-V501
}
};
using FunctionIsNaN = FunctionNumericPredicate<IsNaNImpl>;
}
REGISTER_FUNCTION(IsNaN)
{
factory.registerFunction<FunctionIsNaN>();
}
}