1 files changed, 16 insertions, 0 deletions
diff --git a/contrib/llvm/tools/lldb/source/Core/StreamString.cpp b/contrib/llvm/tools/lldb/source/Core/StreamString.cpp
index 8d7d039fd65c..ef2b70583ebd 100644
--- a/contrib/llvm/tools/lldb/source/Core/StreamString.cpp
+++ b/contrib/llvm/tools/lldb/source/Core/StreamString.cpp
@@ -65,6 +65,22 @@ StreamString::GetSize () const
     return m_packet.size();
 }
 
+size_t
+StreamString::GetSizeOfLastLine () const
+{
+    const size_t length = m_packet.size();
+    size_t last_line_begin_pos = m_packet.find_last_of("\r\n");
+    if (last_line_begin_pos == std::string::npos)
+    {
+        return length;
+    }
+    else
+    {
+        ++last_line_begin_pos;
+        return length - last_line_begin_pos;
+    }
+}
+
 std::string &
 StreamString::GetString()
 {