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Fix minor issues that are seen by tests and appeared after refactoring

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This commit is contained in:
Antony Polukhin
2016-11-23 22:55:39 +03:00
parent 32be7aefe0
commit aaef5f134f
5 changed files with 26 additions and 9 deletions
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1
include/boost/stacktrace/detail/backend.hpp
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@@ -86,6 +86,7 @@ public:
BOOST_STACKTRACE_FUNCTION bool operator==(const backend& rhs) const BOOST_NOEXCEPT;
BOOST_STACKTRACE_FUNCTION backend(const backend& b, void* memory) BOOST_NOEXCEPT;
BOOST_STACKTRACE_FUNCTION backend& operator=(const backend& b) BOOST_NOEXCEPT;
BOOST_STACKTRACE_FUNCTION ~backend() BOOST_NOEXCEPT;
BOOST_STACKTRACE_FUNCTION std::size_t size() const BOOST_NOEXCEPT;
};

13
include/boost/stacktrace/detail/backend_common.ipp
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@@ -22,6 +22,19 @@ backend::backend(const backend& b, void* memory) BOOST_NOEXCEPT
);
}
backend& backend::operator=(const backend& b) BOOST_NOEXCEPT {
if (data_ == b.data_) {
return *this;
}
reinterpret_cast<backtrace_holder*>(data_)->~backtrace_holder();
new(data_) backtrace_holder(
b.impl()
);
return *this;
}
backend::~backend() BOOST_NOEXCEPT {
reinterpret_cast<backtrace_holder*>(data_)->~backtrace_holder();
}

4
include/boost/stacktrace/detail/backend_noop.hpp
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@@ -46,6 +46,10 @@ backend::backend(const backend& b, void* memory) BOOST_NOEXCEPT
: data_(memory)
{}
backend& backend::operator=(const backend& b) BOOST_NOEXCEPT {
return *this;
}
backend::~backend() BOOST_NOEXCEPT {}
std::size_t backend::size() const BOOST_NOEXCEPT {

5
include/boost/stacktrace/stacktrace.hpp
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@@ -45,7 +45,7 @@ public:
/// @brief Stores the current function call sequence inside the class.
///
/// @b Complexity: O(N) where N is call seaquence length, O(1) for noop backend.
stacktrace() BOOST_NOEXCEPT
BOOST_FORCEINLINE stacktrace() BOOST_NOEXCEPT
: impl_()
, hash_code_()
, back_(&impl_, sizeof(impl_), hash_code_)
@@ -60,9 +60,8 @@ public:
/// @b Complexity: O(1)
stacktrace& operator=(const stacktrace& st) BOOST_NOEXCEPT {
back_.~backend();
hash_code_ = st.hash_code_;
new (&back_) boost::stacktrace::detail::backend(st.back_, &impl_);
back_ = back_;
return *this;
}