docs: Fix title underline warnings

Building Vectorizers.rst produces a few warnings of the form:

   WARNING: Title underline too short.

Fixed by adding the extra needed dashes under the title.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170582 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/Vectorizers.rst b/docs/Vectorizers.rst
index f585c630f94ef5bcde4747850ecbf4ab9bb24585..5324ea025ce9a643d760a29833baa1ef2347d972 100644 (file)
--- a/docs/Vectorizers.rst
+++ b/docs/Vectorizers.rst
@@ -164,7 +164,7 @@ memory accesses.
   }
 
 Vectorization of Mixed Types
   }
 
 Vectorization of Mixed Types

---------------------------
+----------------------------

 
 The Loop Vectorizer can vectorize programs with mixed types. The Vectorizer
 cost model can estimate the cost of the type conversion and decide if
 
 The Loop Vectorizer can vectorize programs with mixed types. The Vectorizer
 cost model can estimate the cost of the type conversion and decide if


@@ -178,7 +178,7 @@ vectorization is profitable.
   }
 
 Vectorization of function calls
   }
 
 Vectorization of function calls

---------------------------
+-------------------------------

 
 The Loop Vectorize can vectorize intrinsic math functions.
 See the table below for a list of these functions.
 
 The Loop Vectorize can vectorize intrinsic math functions.
 See the table below for a list of these functions.