[LangRef] remove links to lifetime since use marker intro already has a link

diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index 35f64bd..fef7a2a 100644 (file)
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -17854,8 +17854,8 @@ Syntax:
 Overview:
 """""""""
 
-The '``llvm.lifetime.start``' intrinsic specifies the start of
-:ref:`a memory object's lifetime <objectlifetime>`.
+The '``llvm.lifetime.start``' intrinsic specifies the start of a memory
+object's lifetime.
 
 Arguments:
 """"""""""
@@ -17900,8 +17900,8 @@ Syntax:
 Overview:
 """""""""
 
-The '``llvm.lifetime.end``' intrinsic specifies the end of
-:ref:`a memory object's lifetime <objectlifetime>`.
+The '``llvm.lifetime.end``' intrinsic specifies the end of a memory object's
+lifetime.
 
 Arguments:
 """"""""""