8183927: Hotspot needs C++ type_traits metaprogramming utilities
Summary: This changeset introduces new metaprogramming utilities typically found in <type_traits> in C++11.
Reviewed-by: kbarrett, rehn, pliden
Contributed-by: erik.osterlund@oracle.com, kim.barrett@oracle.com
/*
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* version 2 for more details (a copy is included in the LICENSE file that
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#include "precompiled.hpp"
#include "memory/allocation.hpp"
#include "metaprogramming/isPointer.hpp"
#include "utilities/debug.hpp"
class IsPointerTest: AllStatic {
class A: AllStatic {};
static const bool ip_voidptr = IsPointer<void*>::value;
STATIC_ASSERT(ip_voidptr);
static const bool ip_Aptr = IsPointer<A*>::value;
STATIC_ASSERT(ip_Aptr);
static const bool ip_cAptr = IsPointer<const A*>::value;
STATIC_ASSERT(ip_cAptr);
static const bool ip_vAptr = IsPointer<volatile A*>::value;
STATIC_ASSERT(ip_vAptr);
static const bool ip_Avptr = IsPointer<A* volatile>::value;
STATIC_ASSERT(ip_Avptr);
static const bool ip_intptrt = IsPointer<intptr_t>::value;
STATIC_ASSERT(!ip_intptrt);
static const bool ip_char = IsPointer<char>::value;
STATIC_ASSERT(!ip_char);
};