revert accidental checkin of tests

From-SVN: r116312

gcc/testsuite/g++.dg/abi/forced-sticky.C

-// Test for "sticky cancel": if a catch (...) block discards the
-// cancellation exception, a new one is raised at the next cancellation
-// point.
-
-// This test only applies to glibc targets.
-// { dg-do run { target *-*-linux* } }
-// { dg-options "-pthread" }
-
-#include <pthread.h>
-#include <cxxabi.h>
-extern "C" int printf (const char *, ...);
-
-void* thread_main(void*)
-{
-  try
-    {
-      // Spin until we get cancelled.
-      while (1)
-	pthread_testcancel();
-    }
-  catch (...)
-    {
-      // Catch and discard the forced unwind.
-      printf ("caught ...\n");
-    }
-
-  try
-    {
-      // Start unwinding again.
-      pthread_testcancel();
-    }
-  catch (...)
-    {
-      // Catch and discard again.  This time the thread exits before the
-      // next cancellation point, so we're done.
-      printf ("caught ... again\n");
-      return 0;
-    }
-
-  return (void*)4;
-}
-
-int main()
-{
-  pthread_t thread;
-  int r;
-  void *p;
-
-  r = pthread_create (&thread, NULL, thread_main, NULL);
-  if (r)
-    return 1;
-
-  r = pthread_cancel (thread);
-  if (r)
-    return 2;
-
-  r = pthread_join (thread, &p);
-  if (r)
-    return 3;
-
-  return (int)p;
-}

gcc/testsuite/g++.dg/abi/forced.C

-// This test only applies to glibc (NPTL) targets.
-// { dg-do run { target *-*-linux* } }
-// { dg-options "-pthread" }
-
-#include <pthread.h>
-#include <cxxabi.h>
-extern "C" int printf (const char *, ...);
-
-int main()
-{
-  try
-    {
-      pthread_exit (0);
-    }
-  catch (abi::__forced_unwind &)
-    {
-      printf ("caught forced unwind\n");
-      throw;
-    }
-  catch (...)
-    {
-      printf ("caught ...\n");
-      return 1;
-    }
-}