>From 8f7e6f89ba493f47939adc093b1708597fba9705 Mon Sep 17 00:00:00 2001
From: Daniel Shahaf <d.s@daniel.shahaf.name>
Date: Wed, 14 Sep 2016 03:38:34 +0000
Subject: [PATCH 04/10] internals: match_str: Document 'savl'.

---
 Src/Zle/compmatch.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/Src/Zle/compmatch.c b/Src/Zle/compmatch.c
index 654eec4..001a166 100644
--- a/Src/Zle/compmatch.c
+++ b/Src/Zle/compmatch.c
@@ -637,7 +637,22 @@ match_str(char *l, char *w, Brinfo *bpp, int bc, int *rwlp,
 		     * LOST: Documentation comment.  Last seen 10 years ago in the temporal lobe.
 		     * Reward promised for its safe return.  Contact zsh-workers@zsh.org.
 		     */
-		    char *tp, savl = '\0';
+		    char *tp;
+		    /* 
+		     * Temporary variable.  Used as temporary storage for a
+		     *
+		     *     {
+		     *         () {
+		     *           local foo="$foo"
+		     *           foo[1]=bar
+		     *           ...
+		     *         }
+		     *         (use original $foo here)
+		     *     }
+		     *
+		     * operation.  Similar to savw.
+		     */
+		    char savl;
 		    /*
 		     * The anchor on this end.
 		     */