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/* { dg-do run } */

/* { dg-options "-O2" } */

int func_pure (void);

void func_other (int);

int global_int;

int func_pure (void) { return global_int; }

void func_other (int a)

{

  global_int = a + 1;

}

int f(void)

{

  int a;

  a = func_pure();

  func_other (a);

  a = func_pure (); // We were removing this function call

  return a;

}

void abort (void);

int main(void)

{

  global_int = 10;

  if (f() != 11)

    abort ();

  return 0;

}