From fc72e6ee0dddb96640e8d4480a0913ffd8709708 Mon Sep 17 00:00:00 2001
From: Kazu Yamamoto <kazu@iij.ad.jp>
Date: Mon, 13 Jan 2014 13:21:58 +0900
Subject: [PATCH] symbol bug fix.

---
 elisp/ghc-flymake.el | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/elisp/ghc-flymake.el b/elisp/ghc-flymake.el
index 536f430..4b45f8c 100644
--- a/elisp/ghc-flymake.el
+++ b/elisp/ghc-flymake.el
@@ -39,13 +39,14 @@
     (unless (string= real-name hack-name)
       ;; Change the local variable, line-err-info,
       ;; in flymake-parse-err-lines.
-      (setq line-err-info
-	    (flymake-ler-make-ler
-	     nil
-	     1
-	     (flymake-ler-type line-err-info)
-	     (concat real-name ": " (flymake-ler-text line-err-info))
-	     (flymake-ler-full-file line-err-info))))
+      (when (boundp 'line-err-info)
+	(setq line-err-info
+	      (flymake-ler-make-ler
+	       nil
+	       1
+	       (flymake-ler-type line-err-info)
+	       (concat real-name ": " (flymake-ler-text line-err-info))
+	       (flymake-ler-full-file line-err-info)))))
     hack-name))
 
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