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glibc  2.9
s_signbitl.c File Reference
#include <math.h>
#include "math_private.h"
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int __signbitl (long double x)

Function Documentation

int __signbitl ( long double  x)

Definition at line 26 of file s_signbitl.c.

  int64_t e;

  GET_LDOUBLE_MSW64 (e, x);
  return e < 0;