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/* Copyright (C) 2003 Free Software Foundation.
 
   Check that constant folding of built-in math functions doesn't
   break anything.
 
   Written by Roger Sayle, 2nd April 2003.  */
 
/* { dg-do compile } */
/* { dg-options "-O2 -ffast-math" } */
 
extern double log(double);
extern double exp(double);
extern double sqrt(double);
extern double pow(double,double);
 
extern float logf(float);
extern float expf(float);
extern float sqrtf(float);
extern float powf(float,float);
 
extern long double logl(long double);
extern long double expl(long double);
extern long double sqrtl(long double);
extern long double powl(long double,long double);
 
 
double test1(double x, double y)
{
  return log(pow(x,y));
}
 
double test2(double x, double y)
{
  return sqrt(pow(x,y));
}
 
double test3(double x, double y)
{
  return pow(exp(x),y);
}
 
double test4(double x, double y)
{
  return pow(sqrt(x),y);
}
 
double test5(double x, double y, double z)
{
  return pow(pow(x,y),z);
}
 
 
float test1f(float x, float y)
{
  return logf(powf(x,y));
}
 
float test2f(float x, float y)
{
  return sqrtf(powf(x,y));
}
 
float test3f(float x, float y)
{
  return powf(expf(x),y);
}
 
float test4f(float x, float y)
{
  return powf(sqrtf(x),y);
}
 
float test5f(float x, float y, float z)
{
  return powf(powf(x,y),z);
}
 
 
long double test1l(long double x, long double y)
{
  return logl(powl(x,y));
}
 
long double test2l(long double x, long double y)
{
  return sqrtl(powl(x,y));
}
 
long double test3l(long double x, long double y)
{
  return powl(expl(x),y);
}
 
long double test4l(long double x, long double y)
{
  return powl(sqrtl(x),y);
}
 
long double test5l(long double x, long double y, long double z)
{
  return powl(powl(x,y),z);
}