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}
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}
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/* It is not clear why these are being defined in standalone nmath:
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/* It is not clear why these are being defined in standalone nmath:
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 * but that they are is stated in the R-admin manual.
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 * but that they are is stated in the R-admin manual.
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 *
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 *
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 * In R NA_AREAL is a specific NaN computed during initialization.
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 * In R NA_REAL is a specific NaN computed during initialization.
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 */
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 */
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#if defined(__clang__) && defined(NAN)
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#if defined(__clang__) && defined(NAN)
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// C99 (optionally) has NAN, which is a float but will coerce to double.
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// C99 (optionally) has NAN, which is a float but will coerce to double.
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double NA_REAL = NAN;
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double NA_REAL = NAN;
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#else
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#else