File: pr94234-1.c

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gcc-arm-none-eabi 15%3A14.2.rel1-1
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-forwprop1" } */ 

typedef __INTPTR_TYPE__ ssize_t;
typedef __PTRDIFF_TYPE__ ptrdiff_t;

ptrdiff_t foo (char *a, ssize_t n, ssize_t m)
{
  char *b1 = a + 8 * n;
  char *b2 = a + 8 * (n + 1);

  return (b1 + m) - (b2 + m);
}

/* { dg-final { scan-tree-dump-times "return -8;" 1 "forwprop1" } } */