Update keyword list with 'const', 'thread'

diff --git a/doc/rust.texi b/doc/rust.texi
index 5fc1a8b7b1d1534767cd64c025f3df6b6b78604e..8deef808b551fde4edbb254ab9db131f8eb96e47 100644 (file)
--- a/doc/rust.texi
+++ b/doc/rust.texi
@@ -674,6 +674,8 @@ The keywords are:
 @item @code{state}
 @tab @code{gc}
 @tab @code{abs}
+@tab @code{const}
+@tab @code{thread}
 @item @code{auth}
 @tab @code{impure}
 @tab @code{unsafe}