diff options
Diffstat (limited to 'lib/libcxx/src/support/runtime/exception_pointer_glibcxx.ipp')
-rw-r--r-- | lib/libcxx/src/support/runtime/exception_pointer_glibcxx.ipp | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/lib/libcxx/src/support/runtime/exception_pointer_glibcxx.ipp b/lib/libcxx/src/support/runtime/exception_pointer_glibcxx.ipp deleted file mode 100644 index 9d20dfe4862..00000000000 --- a/lib/libcxx/src/support/runtime/exception_pointer_glibcxx.ipp +++ /dev/null @@ -1,78 +0,0 @@ -// -*- C++ -*- -//===----------------------------------------------------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is dual licensed under the MIT and the University of Illinois Open -// Source Licenses. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -// libsupc++ does not implement the dependent EH ABI and the functionality -// it uses to implement std::exception_ptr (which it declares as an alias of -// std::__exception_ptr::exception_ptr) is not directly exported to clients. So -// we have little choice but to hijack std::__exception_ptr::exception_ptr's -// (which fortunately has the same layout as our std::exception_ptr) copy -// constructor, assignment operator and destructor (which are part of its -// stable ABI), and its rethrow_exception(std::__exception_ptr::exception_ptr) -// function. - -namespace std { - -namespace __exception_ptr -{ - -struct exception_ptr -{ - void* __ptr_; - - exception_ptr(const exception_ptr&) _NOEXCEPT; - exception_ptr& operator=(const exception_ptr&) _NOEXCEPT; - ~exception_ptr() _NOEXCEPT; -}; - -} - -_LIBCPP_NORETURN void rethrow_exception(__exception_ptr::exception_ptr); - -exception_ptr::~exception_ptr() _NOEXCEPT -{ - reinterpret_cast<__exception_ptr::exception_ptr*>(this)->~exception_ptr(); -} - -exception_ptr::exception_ptr(const exception_ptr& other) _NOEXCEPT - : __ptr_(other.__ptr_) -{ - new (reinterpret_cast<void*>(this)) __exception_ptr::exception_ptr( - reinterpret_cast<const __exception_ptr::exception_ptr&>(other)); -} - -exception_ptr& exception_ptr::operator=(const exception_ptr& other) _NOEXCEPT -{ - *reinterpret_cast<__exception_ptr::exception_ptr*>(this) = - reinterpret_cast<const __exception_ptr::exception_ptr&>(other); - return *this; -} - -nested_exception::nested_exception() _NOEXCEPT - : __ptr_(current_exception()) -{ -} - - -_LIBCPP_NORETURN -void -nested_exception::rethrow_nested() const -{ - if (__ptr_ == nullptr) - terminate(); - rethrow_exception(__ptr_); -} - -_LIBCPP_NORETURN -void rethrow_exception(exception_ptr p) -{ - rethrow_exception(reinterpret_cast<__exception_ptr::exception_ptr&>(p)); -} - -} // namespace std |