File: 20021113-1.c

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gcc-arm-none-eabi 15%3A12.2.rel1-1
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/* { dg-require-effective-target alloca } */

/* This program tests a data flow bug that would cause constant propagation
   to propagate constants through function calls.  */

foo (int *p)
{
  *p = 10;
}

main()
{
  int *ptr = alloca (sizeof (int));
  *ptr = 5;
  foo (ptr);
  if (*ptr == 5)
    abort ();
  exit (0);
}