Fix some warnings in the Windows build.

llvm-svn: 213194
diff --git a/lldb/source/Commands/CommandObjectThread.cpp b/lldb/source/Commands/CommandObjectThread.cpp
index 86c99b5..c58e9e8 100644
--- a/lldb/source/Commands/CommandObjectThread.cpp
+++ b/lldb/source/Commands/CommandObjectThread.cpp
@@ -616,7 +616,7 @@
             
             if (m_options.m_step_count > 1)
             {
-                if (new_plan_sp->SetIterationCount(m_options.m_step_count) != m_options.m_step_count)
+                if (new_plan_sp->SetIterationCount(m_options.m_step_count))
                 {
                     result.AppendWarning ("step operation does not support iteration count.");
                 }