Fix a crash while running the test suite.  Need to check the (LogSP)log shared pointer before using it.


git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@137136 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
index 34efe2f..a670112 100644
--- a/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -451,7 +451,8 @@
             error = StartDebugserverProcess (host_port);
             if (error.Fail())
             {
-                log->Printf("failed to start debugserver process: %s", error.AsCString());
+                if (log)
+                    log->Printf("failed to start debugserver process: %s", error.AsCString());
                 return error;
             }
 
@@ -550,7 +551,8 @@
                 
             if (GetID() == LLDB_INVALID_PROCESS_ID)
             {
-                log->Printf("failed to connect to debugserver: %s", error.AsCString());
+                if (log)
+                    log->Printf("failed to connect to debugserver: %s", error.AsCString());
                 KillDebugserverProcess ();
                 return error;
             }
@@ -568,7 +570,8 @@
         }
         else
         {
-            log->Printf("failed to connect to debugserver: %s", error.AsCString());
+            if (log)
+                log->Printf("failed to connect to debugserver: %s", error.AsCString());
         }
     }
     else