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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [testsuite/] [g++.old-deja/] [g++.mike/] [p646.C] - Blame information for rev 154

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Line No. Rev Author Line
1 149 jeremybenn 
// { dg-do assemble  }
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// { dg-options "-Wno-deprecated -Wreturn-type" }
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// GROUPS passed i960
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/*
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  Bug Id: bnr
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  PMRS Id: p0000646
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  Bug is: Urgent Code Generation Problem in gcc-i960 V 1.95
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*/
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extern "C"
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{
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  int printf (const char *, ...);
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  void abort ();
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}
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struct foo
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{
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  static int si;
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  int i;
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  foo ();
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  foo (const foo&);
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  ~foo ();
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};
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int
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foo_parm_returns_i (foo foo_arg)
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{
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  return foo_arg.i;
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}
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int foo::si = 0;
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foo::foo ()
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{
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  si++;
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  printf ("new foo @ 0x%x; now %d foos\n", this, si);
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}
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foo::foo (const foo &other)
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{
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  si++;
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  printf ("another foo @ 0x%x; now %d foos\n", this, si);
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  *this = other;
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}
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foo::~foo ()
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{
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  si--;
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  printf ("deleted foo @ 0x%x; now %d foos\n", this, si);
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}
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int
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return_1 ()
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{
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  foo f;
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  printf ("returning 1\n");
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  return 1;
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}
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int
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return_arg (int arg)
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{
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  foo f;
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  printf ("returning %d\n", arg);
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  return arg;
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}
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int
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return_sum (int x, int y)
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{
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  foo f;
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  printf ("returning %d+%d\n", x, y);
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  return x + y;
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}
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foo
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return_foo ()
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{
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  foo f;
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  printf ("returning foo\n");
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  return f;
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}
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foo
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foo_parm_returns_foo (foo f)
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{
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  return f;
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}
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void
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abort_because (const char *str)
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{
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  printf ("aborting because %s\n", str);
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  abort ();
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}
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int
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warn_return_1 ()
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{
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  foo f;
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  printf ("returning 1\n");
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}                              // { dg-warning "" } control reaches end
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int
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warn_return_arg (int arg)
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{
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  foo f;
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  printf ("returning %d\n", arg);
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  arg;
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}                              // { dg-warning "" } control reaches end
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int
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warn_return_sum (int x, int y)
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{
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  foo f;
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  printf ("returning %d+%d\n", x, y);
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  x + y;
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}                              // { dg-warning "" } control reaches end
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foo
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warn_return_foo ()
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{
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  foo f;
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  printf ("returning foo\n");
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}                              // { dg-warning "" } control reaches end
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foo
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warn_foo_parm_returns_foo (foo f)
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{
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  f;
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}                              // { dg-warning "" } control reaches end
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main ()                        // { dg-warning "" } no type
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{
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  int ii = return_1 ();
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  if (ii != 1)
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    abort_because ("wrong value returned");
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  int j = return_arg (42);
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  if (j != 42)
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    abort_because ("wrong value returned");
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  int k = return_sum (-69, 69);
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  if (k != 0)
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    abort_because ("wrong value returned");
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  foo f1 = return_foo ();
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  if (foo::si != 1)
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    abort_because ("wrong number of foos");
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  f1.i = 5;
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  int l = foo_parm_returns_i (f1);
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  if (l != 5)
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    abort_because ("l != 5");
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  foo f2 = foo_parm_returns_foo (f1);
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  if (foo::si != 2)
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    abort_because ("wrong number of foos");
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  if (f2.i != 5)
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    abort_because ("f2.i != 5");
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  foo f3 = return_foo ();
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  if (foo::si != 3)
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    abort_because ("wrong number of foos");
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  printf("PASS\n");
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  return 0;
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}

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