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#include <qv4unwindhelper_p.h>
#include <wtf/Platform.h>
#if CPU(X86_64) && (OS(LINUX) || OS(MAC_OS_X))
# define USE_DW2_HELPER
#elif CPU(X86) && OS(LINUX)
# define USE_DW2_HELPER
#elif CPU(ARM) && OS(LINUX)
# define USE_ARM_HELPER
#elif OS(WINDOWS)
// SJLJ will unwind on Windows
# define USE_NULL_HELPER
#elif OS(IOS)
// SJLJ will unwind on iOS
# define USE_NULL_HELPER
#else
# warning "Unsupported/untested platform!"
# define USE_NULL_HELPER
#endif
#ifdef USE_DW2_HELPER
# include <qv4unwindhelper_p-dw2.h>
#endif // USE_DW2_HELPER
#ifdef USE_ARM_HELPER
# include <qv4unwindhelper_p-arm.h>
#endif // USE_ARM_HELPER
#ifdef USE_NULL_HELPER
using namespace QV4;
void UnwindHelper::prepareForUnwind(ExecutionContext *) {}
void UnwindHelper::registerFunction(Function *function) {Q_UNUSED(function);}
void UnwindHelper::registerFunctions(const QVector<Function *> &functions) {Q_UNUSED(functions);}
void UnwindHelper::deregisterFunction(Function *function) {Q_UNUSED(function);}
void UnwindHelper::deregisterFunctions(const QVector<Function *> &functions) {Q_UNUSED(functions);}
#endif // USE_NULL_HELPER
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