replicate the CVS performance problems that Reid is seeing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18089
91177308-0d34-0410-b5e6-
96231b3b80d8
</pre>
<p>Again, the only structural difference between the debug level declaration and
-the optimiation level declaration is that the debug level declaration includes
+the optimization level declaration is that the debug level declaration includes
an option name (<tt>"debug_level"</tt>), which automatically changes how the
library processes the argument. The CommandLine library supports both forms so
that you can choose the form most appropriate for your application.</p>