Import LLDB as of upstream SVN r216948 (git 50f7fe44)

This corresponds with the branchpoint for the 3.5 release.
A number of files not required for the FreeBSD build have been removed.

Sponsored by:	DARPA, AFRL

1 files changed, 5 insertions, 1 deletions

diff --git a/source/Plugins/Process/Utility/HistoryUnwind.cpp b/source/Plugins/Process/Utility/HistoryUnwind.cpp
index 86665fd..f809ebe 100644
--- a/source/Plugins/Process/Utility/HistoryUnwind.cpp
+++ b/source/Plugins/Process/Utility/HistoryUnwind.cpp
@@ -20,6 +20,8 @@
 using namespace lldb;
 using namespace lldb_private;
 
+// Constructor 
+
 HistoryUnwind::HistoryUnwind (Thread &thread,
                               std::vector<lldb::addr_t> pcs,
                               uint32_t stop_id,
@@ -31,6 +33,8 @@ HistoryUnwind::HistoryUnwind (Thread &thread,
 {
 }
 
+// Destructor
+
 HistoryUnwind::~HistoryUnwind ()
 {
 }
@@ -62,7 +66,7 @@ HistoryUnwind::DoCreateRegisterContextForFrame (StackFrame *frame)
 bool
 HistoryUnwind::DoGetFrameInfoAtIndex (uint32_t frame_idx, lldb::addr_t& cfa, lldb::addr_t& pc)
 {
-    Mutex::Locker (m_unwind_mutex);
+    Mutex::Locker (m_unwind_mutex);   // FIXME do not throw away the lock after we acquire it..
     if (frame_idx < m_pcs.size())
     {
         cfa = frame_idx;