Fix TestGetVariables.py so it works correctly. We had duplicate static values showing up as we would find static variables in the Block and also in the compile unit. We now make sure a variable hasn't been added to the list before we add it.

llvm-svn: 268101
diff --git a/lldb/source/API/SBFrame.cpp b/lldb/source/API/SBFrame.cpp
index cdf5a5a..5c491eb 100644
--- a/lldb/source/API/SBFrame.cpp
+++ b/lldb/source/API/SBFrame.cpp
@@ -10,6 +10,7 @@
 // C Includes
 // C++ Includes
 #include <algorithm>
+#include <set>
 #include <string>
 
 // Other libraries and framework includes
@@ -1142,7 +1143,8 @@
                      arguments, locals,
                      statics, in_scope_only,
                      include_runtime_support_values, use_dynamic);
-    
+
+    std::set<VariableSP> variable_set;
     Process *process = exe_ctx.GetProcessPtr();
     if (target && process)
     {
@@ -1186,6 +1188,12 @@
                                 }
                                 if (add_variable)
                                 {
+                                    // Only add variables once so we don't end up with duplicates
+                                    if (variable_set.find(variable_sp) == variable_set.end())
+                                        variable_set.insert(variable_sp);
+                                    else
+                                        continue;
+
                                     if (in_scope_only && !variable_sp->IsInScope(frame))
                                         continue;