Fix -Wformat-pedantic warning

/work/llvm-3.8/llvm.src/tools/lldb/source/API/SBProcess.cpp:1003:73:
error: format specifies type 'void *' but the argument has type 'lldb_private::Event *' [-Werror,-Wformat-pedantic]
        log->Printf ("SBProcess::%s (event.sp=%p) => %d", __FUNCTION__, event.get(), ret_val);
                                              ~~                        ^~~~~~~~~~~
1 error generated.

llvm-svn: 257692
diff --git a/lldb/source/API/SBProcess.cpp b/lldb/source/API/SBProcess.cpp
index 4255472..eea5fdc 100644
--- a/lldb/source/API/SBProcess.cpp
+++ b/lldb/source/API/SBProcess.cpp
@@ -1000,7 +1000,8 @@
     bool ret_val = Process::ProcessEventData::GetRestartedFromEvent (event.get());
 
     if (log)
-        log->Printf ("SBProcess::%s (event.sp=%p) => %d", __FUNCTION__, event.get(), ret_val);
+        log->Printf ("SBProcess::%s (event.sp=%p) => %d", __FUNCTION__,
+                     static_cast<void*>(event.get()), ret_val);
 
     return ret_val;
 }