MFC r262528: Update LLDB snapshot to upstream r202189

  Highlights include (upstream revs in parens):

  - Improvements to the remote GDB protocol client
    (r196610, r197579, r197857, r200072, and others)

  - Bug fixes for big-endian targets
    (r196808)

  - Initial support for libdispatch (GCD) queues in the debuggee
    (r197190)

  - Add "step-avoid-libraries" setting
    (r199943)

  - IO subsystem improvements (including initial work on a curses gui)
    (r200263)

  - 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 for memory leaks, LLDB segfaults, the C++ demangler,
    ELF core files, DWARF debug info, and others.

Sponsored by:	DARPA, AFRL

1 files changed, 26 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Symbol/VariableList.cpp b/contrib/llvm/tools/lldb/source/Symbol/VariableList.cpp
index 3451166..75eb870 100644
--- a/contrib/llvm/tools/lldb/source/Symbol/VariableList.cpp
+++ b/contrib/llvm/tools/lldb/source/Symbol/VariableList.cpp
@@ -115,6 +115,32 @@ VariableList::FindVariable(const ConstString& name)
     return var_sp;
 }
 
+VariableSP
+VariableList::FindVariable (const ConstString& name, lldb::ValueType value_type)
+{
+    VariableSP var_sp;
+    iterator pos, end = m_variables.end();
+    for (pos = m_variables.begin(); pos != end; ++pos)
+    {
+        if ((*pos)->NameMatches(name) && (*pos)->GetScope() == value_type)
+        {
+            var_sp = (*pos);
+            break;
+        }
+    }
+    return var_sp;
+}
+
+size_t
+VariableList::AppendVariablesIfUnique(VariableList &var_list)
+{
+    const size_t initial_size = var_list.GetSize();
+    iterator pos, end = m_variables.end();
+    for (pos = m_variables.begin(); pos != end; ++pos)
+        var_list.AddVariableIfUnique(*pos);
+    return var_list.GetSize() - initial_size;
+}
+
 size_t
 VariableList::AppendVariablesIfUnique (const RegularExpression& regex, VariableList &var_list, size_t& total_matches)
 {