Update LLDB snapshot to upstream r202189

Highlights include:

- Support hardware watchpoints on FreeBSD
  (r201706)

- Improved unwinding through hand-written assembly functions
  (r201839)

- Handle DW_TAG_unspecified_parameters for variadic functions
  (r202061)

- Fix Ctrl+C interrupting a running inferior process
  (r202086, r202154)

- Various bug fixes, including to the remote GDB protocol client

Sponsored by:	DARPA, AFRL

1 files changed, 11 insertions, 3 deletions

diff --git a/contrib/llvm/tools/lldb/source/Target/Process.cpp b/contrib/llvm/tools/lldb/source/Target/Process.cpp
index 40d3e49..1256ad3 100644
--- a/contrib/llvm/tools/lldb/source/Target/Process.cpp
+++ b/contrib/llvm/tools/lldb/source/Target/Process.cpp
@@ -4824,13 +4824,21 @@ public:
     {
         
     }
+    
     virtual void
-    Interrupt ()
+    Cancel ()
     {
         size_t n = 1;
         char ch = 'q';
         m_pipe_write.Write (&ch, n);
     }
+
+    virtual void
+    Interrupt ()
+    {
+        if (StateIsRunningState(m_process->GetState()))
+            m_process->SendAsyncInterrupt();
+    }
     
     virtual void
     GotEOF()
@@ -4859,7 +4867,7 @@ Process::CancelWatchForSTDIN (bool exited)
     {
         if (exited)
             m_process_input_reader->SetIsDone(true);
-        m_process_input_reader->Interrupt();
+        m_process_input_reader->Cancel();
     }
 }
 
@@ -4903,7 +4911,7 @@ Process::PopProcessIOHandler ()
     IOHandlerSP io_handler_sp (m_process_input_reader);
     if (io_handler_sp)
     {
-        io_handler_sp->Interrupt();
+        io_handler_sp->Cancel();
         m_target.GetDebugger().PopIOHandler (io_handler_sp);
     }
 }