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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [complex-5.c] - Blame information for rev 801

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Line No. Rev Author Line
1 689 jeremybenn
/* PR middle-end/33088 */
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/* Origin: Joseph S. Myers <jsm28@gcc.gnu.org> */
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/* { dg-do run { target i?86-*-linux* x86_64-*-linux* } } */
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/* { dg-options "-std=c99 -O -ffloat-store -lm" } */
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#include <fenv.h>
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#include <stdlib.h>
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volatile int x[1024];
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void __attribute__((noinline))
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fill_stack (void)
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{
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  volatile int y[1024];
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  int i;
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  for (i = 0; i < 1024; i++)
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    y[i] = 0x7ff00000;
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  for (i = 0; i < 1024; i++)
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    x[i] = y[i];
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}
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volatile _Complex double vc;
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void __attribute__((noinline))
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use_complex (_Complex double c)
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{
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  vc = c;
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}
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double t0, t1, t2, t3;
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#define USE_COMPLEX(X, R, C) \
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  do { __real__ X = R; __imag__ X = C; use_complex (X); } while (0)
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void __attribute__((noinline))
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use_stack (void)
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{
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  _Complex double a, b, c, d;
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  USE_COMPLEX (a, t0, t1);
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  USE_COMPLEX (b, t1, t2);
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  USE_COMPLEX (c, t2, t3);
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  USE_COMPLEX (d, t3, t0);
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}
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int
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main (void)
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{
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  fill_stack ();
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  feclearexcept (FE_INVALID);
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  use_stack ();
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  if (fetestexcept (FE_INVALID))
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    abort ();
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  exit (0);
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}

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