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/* Copyright (C) 2003 Free Software Foundation.
Verify that built-in math function constant folding doesn't
cause any problems for the compiler.
Written by Roger Sayle, 7th June 2003. */
/* { dg-do compile } */
/* { dg-options "-O2 -ffast-math" } */
extern double fabs (double);
extern float fabsf (float);
extern long double fabsl (long double);
extern double sqrt (double);
extern float sqrtf (float);
extern long double sqrtl (long double);
extern double exp (double);
extern float expf (float);
extern long double expl (long double);
double test1(double x)
{
return fabs(x*x);
}
double test2(double x)
{
return fabs(sqrt(x)+2.0);
}
double test3(double x)
{
return fabs(3.0*exp(x));
}
float test1f(float x)
{
return fabsf(x*x);
}
float test2f(float x)
{
return fabsf(sqrtf(x)+2.0f);
}
float test3f(float x)
{
return fabsf(3.0f*expf(x));
}
long double test1l(long double x)
{
return fabsl(x*x);
}
long double test2l(long double x)
{
return fabsl(sqrtl(x)+2.0l);
}
long double test3l(long double x)
{
return fabsl(3.0l*expl(x));
}
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