Refer to -help instead of --help since this is what tools themselves say.
Also, have tools output -help-hidden rather than refer to --help-hidden,
for consistency, and likewise adjust documentation.  This doesn't change
every mention of --help, only those which seemed clearly safe.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96578 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/CommandGuide/index.html b/docs/CommandGuide/index.html
index 9516d07..72cd2cf 100644
--- a/docs/CommandGuide/index.html
+++ b/docs/CommandGuide/index.html
@@ -17,7 +17,7 @@
 for all of the LLVM tools.  These pages describe how to use the LLVM commands
 and what their options are.  Note that these pages do not describe all of the
 options available for all tools.  To get a complete listing, pass the
-<tt>--help</tt> (general options) or <tt>--help-hidden</tt> (general+debugging
+<tt>-help</tt> (general options) or <tt>-help-hidden</tt> (general+debugging
 options) arguments to the tool you are interested in.</p>
 
 </div>