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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [builtins-41.c] - Blame information for rev 816

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Line No. Rev Author Line
1 149 jeremybenn
/* Copyright (C) 2004 Free Software Foundation.
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   Check that constant folding of copysign, copysignf and copysignl math
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   functions doesn't break anything and produces the expected results.
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   Written by Roger Sayle, 6th June 2004.  */
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/* { dg-do link } */
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/* { dg-options "-O2" } */
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extern void link_error(void);
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extern double copysign(double, double);
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extern float copysignf(float, float);
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extern long double copysignl(long double, long double);
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int main()
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{
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  if (copysign (2.0, 1.0) != 2.0)
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    link_error ();
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  if (copysign (2.0, -1.0) != -2.0)
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    link_error ();
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  if (copysign (-2.0, 1.0) != 2.0)
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    link_error ();
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  if (copysign (-2.0, -1.0) != -2.0)
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    link_error ();
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  if (copysign (2.0, 1.0) != 2.0)
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    link_error ();
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  if (copysign (2.0, -1.0) != -2.0)
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    link_error ();
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  if (copysign (-2.0, 1.0) != 2.0)
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    link_error ();
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  if (copysign (-2.0, -1.0) != -2.0)
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    link_error ();
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  if (copysignf (2.0f, 1.0f) != 2.0f)
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    link_error ();
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  if (copysignf (2.0f, -1.0f) != -2.0f)
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    link_error ();
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  if (copysignf (-2.0f, 1.0f) != 2.0f)
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    link_error ();
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  if (copysignf (-2.0f, -1.0f) != -2.0f)
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    link_error ();
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  if (copysignl (2.0l, 1.0l) != 2.0l)
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    link_error ();
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  if (copysignl (2.0l, -1.0l) != -2.0l)
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    link_error ();
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  if (copysignl (-2.0l, 1.0l) != 2.0l)
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    link_error ();
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  if (copysignl (-2.0l, -1.0l) != -2.0l)
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    link_error ();
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  return 0;
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}
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