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16 changes: 12 additions & 4 deletions include/boost/stacktrace/detail/frame_msvc.ipp
Original file line number Diff line number Diff line change
Expand Up @@ -105,8 +105,7 @@ inline void trim_right_zeroes(std::string& s) {
}

class debugging_symbols: boost::noncopyable {
static void try_init_com(com_holder< ::IDebugSymbols>& idebug) noexcept {
com_holder< ::IDebugClient> iclient;
static void try_init_com(com_holder< ::IDebugClient>& iclient, com_holder< ::IDebugSymbols>& idebug) noexcept {
if (S_OK != ::DebugCreate(__uuidof(IDebugClient), iclient.to_void_ptr_ptr())) {
return;
}
Expand Down Expand Up @@ -140,10 +139,18 @@ class debugging_symbols: boost::noncopyable {
#ifndef BOOST_STACKTRACE_USE_WINDBG_CACHED

com_holder< ::IDebugSymbols> idebug_;
com_holder< ::IDebugClient> iclient_;
public:
debugging_symbols() noexcept
{
try_init_com(idebug_);
try_init_com(iclient_, idebug_);
}

~debugging_symbols() BOOST_NOEXCEPT
{
if (iclient_.is_inited()) {
iclient_->DetachProcesses();
}
}

#else
Expand All @@ -158,7 +165,8 @@ public:
static thread_local com_holder< ::IDebugSymbols> idebug;

if (!idebug.is_inited()) {
try_init_com(idebug);
com_holder< ::IDebugClient> iclient;
try_init_com(iclient, idebug);
}

return idebug;
Expand Down