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

Function Documentation

long double __logbl ( long double  x)

Definition at line 10 of file s_logbl.c.

  long double res;

  asm ("fxtract\n"
       "fstp  %%st" : "=t" (res) : "0" (x));
  return res;