Ran the static analyzer on the codebase and found a few things.

llvm-svn: 160338
diff --git a/lldb/source/Plugins/Process/Utility/ARMUtils.h b/lldb/source/Plugins/Process/Utility/ARMUtils.h
index fce066d..76d64e1 100644
--- a/lldb/source/Plugins/Process/Utility/ARMUtils.h
+++ b/lldb/source/Plugins/Process/Utility/ARMUtils.h
@@ -25,10 +25,10 @@
 
 static inline uint32_t DecodeImmShift(const uint32_t type, const uint32_t imm5, ARM_ShifterType &shift_t)
 {
-    switch (type) {
+    switch (type)
+    {
     default:
         //assert(0 && "Invalid shift type");
-        return UINT32_MAX;
     case 0:
         shift_t = SRType_LSL;
         return imm5;
@@ -50,6 +50,9 @@
             return imm5;
         }
     }
+    shift_t = SRType_Invalid;
+    return UINT32_MAX;
+
 }
 
 // A8.6.35 CMP (register) -- Encoding T3
@@ -322,6 +325,7 @@
     if (bits(imm12, 11, 10) == 0)
     {
         switch (bits(imm12, 9, 8)) {
+        default: // Keep static analyzer happy with a default case
         case 0:
             imm32 = abcdefgh;
             break;
diff --git a/lldb/source/Plugins/Process/Utility/RegisterContextLLDB.cpp b/lldb/source/Plugins/Process/Utility/RegisterContextLLDB.cpp
index d1040d3..e863335 100644
--- a/lldb/source/Plugins/Process/Utility/RegisterContextLLDB.cpp
+++ b/lldb/source/Plugins/Process/Utility/RegisterContextLLDB.cpp
@@ -184,7 +184,7 @@
     
     UnwindPlan::RowSP active_row;
     int cfa_offset = 0;
-    int row_register_kind;
+    int row_register_kind = -1;
     if (m_full_unwind_plan_sp && m_full_unwind_plan_sp->PlanValidAtAddress (m_current_pc))
     {
         active_row = m_full_unwind_plan_sp->GetRowForFunctionOffset (m_current_offset);
@@ -507,7 +507,7 @@
 
     UnwindPlan::RowSP active_row;
     int cfa_offset = 0;
-    int row_register_kind;
+    int row_register_kind = -1;
 
     // Try to get by with just the fast UnwindPlan if possible - the full UnwindPlan may be expensive to get
     // (e.g. if we have to parse the entire eh_frame section of an ObjectFile for the first time.)
@@ -670,8 +670,8 @@
                 const char *has_fast = "";
                 if (m_fast_unwind_plan_sp)
                     has_fast = ", and has a fast UnwindPlan";
-                log->Printf("%*sFrame %u frame has a fast UnwindPlan",
-                            m_frame_number < 100 ? m_frame_number : 100, "", m_frame_number);
+                log->Printf("%*sFrame %u frame%s",
+                            m_frame_number < 100 ? m_frame_number : 100, "", m_frame_number, has_fast);
             }
             m_frame_type = eNormalFrame;
             return unwind_plan_sp;
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
index 4fac83d..180c1f3 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
@@ -1824,13 +1824,13 @@
         std::string name;
         std::string value;
         uint16_t port = 0;
-        lldb::pid_t pid = LLDB_INVALID_PROCESS_ID;
+        //lldb::pid_t pid = LLDB_INVALID_PROCESS_ID;
         while (response.GetNameColonValue(name, value))
         {
             if (name.size() == 4 && name.compare("port") == 0)
                 port = Args::StringToUInt32(value.c_str(), 0, 0);
-            if (name.size() == 3 && name.compare("pid") == 0)
-                pid = Args::StringToUInt32(value.c_str(), LLDB_INVALID_PROCESS_ID, 0);
+//            if (name.size() == 3 && name.compare("pid") == 0)
+//                pid = Args::StringToUInt32(value.c_str(), LLDB_INVALID_PROCESS_ID, 0);
         }
         return port;
     }
diff --git a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
index 06d19e4..6e8b3c4 100644
--- a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -229,8 +229,7 @@
     m_register_info.Clear();
     uint32_t reg_offset = 0;
     uint32_t reg_num = 0;
-    StringExtractorGDBRemote::ResponseType response_type;
-    for (response_type = StringExtractorGDBRemote::eResponse; 
+    for (StringExtractorGDBRemote::ResponseType response_type = StringExtractorGDBRemote::eResponse;
          response_type == StringExtractorGDBRemote::eResponse; 
          ++reg_num)
     {
@@ -376,7 +375,6 @@
         }
         else
         {
-            response_type = StringExtractorGDBRemote::eError;
             break;
         }
     }
@@ -1271,7 +1269,6 @@
             uint32_t exc_type = 0;
             std::vector<addr_t> exc_data;
             addr_t thread_dispatch_qaddr = LLDB_INVALID_ADDRESS;
-            uint32_t exc_data_count = 0;
             ThreadSP thread_sp;
 
             while (stop_packet.GetNameColonValue(name, value))
@@ -1281,11 +1278,6 @@
                     // exception type in big endian hex
                     exc_type = Args::StringToUInt32 (value.c_str(), 0, 16);
                 }
-                else if (name.compare("mecount") == 0)
-                {
-                    // exception count in big endian hex
-                    exc_data_count = Args::StringToUInt32 (value.c_str(), 0, 16);
-                }
                 else if (name.compare("medata") == 0)
                 {
                     // exception data in big endian hex