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// PR c++/49813

// { dg-options -std=c++0x }

inline constexpr bool

isinf(long double __x)

{ return __builtin_isinf(__x); }

inline constexpr bool

isinf(double __x)

{ return __builtin_isinf(__x); }

inline constexpr bool

isnan(long double __x)

{ return __builtin_isnan(__x); }

int main()

{

  constexpr long double num1 = __builtin_isinf(1.l); // Ok.

  constexpr long double num2 = isinf(1.l);           // Error.

  constexpr double      num3 = isinf(1.);            // Ok.

  constexpr long double num4 = isnan(1.l);           // Ok.

}