Add missing underlines for a docs section. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243075 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/CommandLine.rst b/docs/CommandLine.rst
index 1d85215..556c302 100644 (file)
--- a/docs/CommandLine.rst
+++ b/docs/CommandLine.rst
@@ -1737,6 +1737,7 @@ exported by the ``lib/VMCore/PassManager.cpp`` file.
 .. _dynamically loaded options:
 
 Dynamically adding command line options
+---------------------------------------
 
 .. todo::