[docs] Fix underline

diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index 104a8d4e271ed5fd77f0cea8da6c6e944ff4d0eb..db3ee2beaa512e7059f6d5e0f21d1a1433b609c3 100644 (file)
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -7095,7 +7095,7 @@ Example:
     !0 = !{!"auto-init"}
 
 '``explicit_size``' Metadata
-^^^^^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 The ``explicit_size`` metadata may be attached to a global variable definition
 with a size different from the object's total size. This can be useful when an