document r88031 in NEWS

git-svn-id: https://svn.r-project.org/R/trunk@88035 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: ripley

doc/NEWS.Rd

@@ -36,6 +36,18 @@
     }
   }
 
+  \subsection{UTILITIES}{
+    \itemize{
+      % this will not be ported to R 4.5.0.
+      \item \command{R CMD check} now reports further \command{clang} warnings
+      including \code{-Wkeyword-macro}.  This is most commonly seen for
+      the C23 keywords \code{bool}, \code{true} and \code{false}, but is
+      also seen for \code{nullptr} (C23 and C++11). Masking these by
+      macros \emph{may} generate correct code (but not always) and always
+      results in confusing-to-read code.
+    }
+  }
+  
   \subsection{BUG FIXES}{
     \itemize{
       \item Setting \code{\link{attributes}} on primitive functions is an