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/* Copyright (C) 2003 Free Software Foundation.
Verify that built-in math function constant folding of constant
arguments is correctly performed by the by the compiler.
Written by Roger Sayle, 20th February 2003. */
/* { dg-do link } */
/* { dg-options "-O2" } */
extern void link_error(void);
void test(double x)
{
if (pow (x, 0.0) != 1.0)
link_error ();
if (pow (1.0, x) != 1.0)
link_error ();
}
void testf(float x)
{
if (powf (x, 0.0f) != 1.0f)
link_error ();
if (powf (1.0f, x) != 1.0f)
link_error ();
}
void testl(long double x)
{
if (powl (x, 0.0l) != 1.0l)
link_error ();
if (powl (1.0l, x) != 1.0l)
link_error ();
}
int main()
{
test (0.0);
testf (0.0f);
testl (0.0l);
return 0;
}
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