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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [builtins-8.c] - Blame information for rev 149

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Line No. Rev Author Line
1 149 jeremybenn
/* Copyright (C) 2003  Free Software Foundation.
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   Verify that built-in math function constant folding of functions
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   with one constant argument is correctly performed by the compiler.
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   Written by Roger Sayle, 30th March 2003.  */
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/* { dg-do run } */
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/* { dg-options "-O2 -ffast-math" } */
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extern void abort(void);
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extern double pow(double, double);
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extern double sqrt(double);
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void test(double x)
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{
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  if (pow(x,-1.0) != 1.0/x)
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    abort ();
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  if (pow(x,2.0) != x*x)
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    abort ();
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  if (pow(x,-2.0) != 1.0/(x*x))
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    abort ();
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  if (pow(x,0.5) != sqrt(x))
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    abort ();
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}
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int main()
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{
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  test (1.0);
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  test (2.0);
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  return 0;
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}
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