view gcc/testsuite/gcc.dg/20020418-1.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 1830386684a0
children
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/* PR optimization/5887 */
/* { dg-do compile } */
/* { dg-options "-O2" } */
/* { dg-options "-O2 -msse -ffast-math" { target i?86-*-* x86_64-*-* } } */
/* { dg-skip-if "exceeds eBPF stack limit" { bpf-*-* } } */

void bar (float *a, float *b);

void foo (char *x)
{
  float a, b;
  char c[256];
  int i, j;

  bar (&a, &b);
  for (i = 0; i < 256; i++)
    {
      float v = a;
      if (v < 0.0f) v = 0.0f;
      if (v < 255.0f) v = 255.0f;
      c[i] = v;
      a += b;
    }

  for (j = 0; j < 256; j++)
    x[j] = c[j];
}