Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 18_support / exception / 38732.cc

diff --git a/libstdc++-v3/testsuite/18_support/exception/38732.cc b/libstdc++-v3/testsuite/18_support/exception/38732.cc
new file mode 100644 (file)
index 0000000..43cf5b8
--- /dev/null
+++ b/libstdc++-v3/testsuite/18_support/exception/38732.cc
@@ -0,0 +1,92 @@
+// Copyright (C) 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <typeinfo>
+#include <exception>
+#include <cstddef>
+#include "unwind.h"
+#include <testsuite_hooks.h>
+
+// Before exception_ptr was introduced, some programs copied
+// part of unwind-cxx.h and used __cxa_get_globals to get at the
+// current exceptionType.  __cxa_exception structure is described in the
+// C++ ABI, so they have the right to assume it works.
+// Ensure it is true.
+
+struct __cxa_exception
+{
+  std::type_info *exceptionType;
+  void (*exceptionDestructor)(void *);
+  std::unexpected_handler unexpectedHandler;
+  std::terminate_handler terminateHandler;
+  __cxa_exception *nextException;
+  int handlerCount;
+#ifdef __ARM_EABI_UNWINDER__
+  __cxa_exception* nextPropagatingException;
+  int propagationCount;
+#else
+  int handlerSwitchValue;
+  const unsigned char *actionRecord;
+  const unsigned char *languageSpecificData;
+  _Unwind_Ptr catchTemp;
+  void *adjustedPtr;
+#endif
+  _Unwind_Exception unwindHeader;
+};
+
+struct __cxa_eh_globals
+{
+  __cxa_exception *caughtExceptions;
+  unsigned int uncaughtExceptions;
+#ifdef __ARM_EABI_UNWINDER__
+  __cxa_exception* propagatingExceptions;
+#endif
+};
+
+extern "C" __cxa_eh_globals *__cxa_get_globals () throw();
+
+// PR libstdc++/38732
+void test01 ()
+{
+  bool test __attribute__((unused)) = true;
+  try {
+    throw 0;
+  } catch(...) {
+    __cxa_exception *exc = __cxa_get_globals()->caughtExceptions;
+    VERIFY ( exc != NULL );
+    VERIFY ( typeid(int) == *exc->exceptionType );
+  }
+  try {
+    throw 0LL;
+  } catch(...) {
+    __cxa_exception *exc = __cxa_get_globals()->caughtExceptions;
+    VERIFY ( exc != NULL );
+    VERIFY ( typeid(long long int) == *exc->exceptionType );
+  }
+  try {
+    throw 0.0;
+  } catch(...) {
+    __cxa_exception *exc = __cxa_get_globals()->caughtExceptions;
+    VERIFY ( exc != NULL );
+    VERIFY ( typeid(double) == *exc->exceptionType );
+  }
+}
+
+int main ()
+{
+  test01 ();
+}