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glibc  2.9
s_atanl.c File Reference
#include <math_private.h>
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long double __atanl (long double x)

Function Documentation

long double __atanl ( long double  x)

Definition at line 11 of file s_atanl.c.

  long double res;

  asm ("fld1\n"
       : "=t" (res) : "0" (x));

  return res;