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