From b8e0d574b1013e28b238741ad8bf69e5e0af16ee Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Wed, 30 Mar 2022 13:19:09 -0700
Subject: [PATCH] STrictness improvement in RTF reader.

---
 src/Text/Pandoc/Readers/RTF.hs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Text/Pandoc/Readers/RTF.hs b/src/Text/Pandoc/Readers/RTF.hs
index 7362a5e3d..7408255ac 100644
--- a/src/Text/Pandoc/Readers/RTF.hs
+++ b/src/Text/Pandoc/Readers/RTF.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE FlexibleContexts  #-}
+{-# LANGUAGE BangPatterns      #-}
 {-# LANGUAGE OverloadedStrings #-}
 {- |
    Module      : Text.Pandoc.Readers.RTF
@@ -254,7 +255,7 @@ tok = do
        else do
          let pstr = T.pack rest
          case TR.decimal pstr of
-           Right (i,_) ->
+           Right (!i,_) ->
                 return $! Just $! if hyph
                                      then (-1) * i
                                      else i