From b9b6da52b6571ecda688001dc6165ad2f1c5c6ef Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <janneke@gnu.org>
Date: Mon, 12 Nov 2018 07:20:26 +0100
Subject: [PATCH] grammar: literal: add \<unalias>.  mag dat?

---
 gash/grammar.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gash/grammar.scm b/gash/grammar.scm
index 2e28e02..2420ac6 100644
--- a/gash/grammar.scm
+++ b/gash/grammar.scm
@@ -169,7 +169,7 @@
      ltest            <   '['
      rtest            <   ']'
 
-     literal          <-  !reserved (!']' ![ \t\v\f\n`'\")};|&\\] .)+
+     literal          <-  '\\'? !reserved (!']' ![ \t\v\f\n`'\")};|&\\] .)+
 
      identifier       <-  [_a-zA-Z][_a-zA-Z0-9]*