From 90fbf9b54174c84be6a185718d7d836c97dc2ba3 Mon Sep 17 00:00:00 2001
From: yhirose <yuji.hirose.bug@gmail.com>
Date: Wed, 25 Feb 2015 19:29:42 -0500
Subject: [PATCH] Fixed problem with file size 0.

---
 lint/peglint.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lint/peglint.cc b/lint/peglint.cc
index 371aea7..9fa7028 100644
--- a/lint/peglint.cc
+++ b/lint/peglint.cc
@@ -18,7 +18,9 @@ bool read_file(const char* path, vector<char>& buff)
     }
 
     buff.resize(static_cast<unsigned int>(ifs.seekg(0, ios::end).tellg()));
-    ifs.seekg(0, ios::beg).read(&buff[0], static_cast<streamsize>(buff.size()));
+    if (!buff.empty()) {
+        ifs.seekg(0, ios::beg).read(&buff[0], static_cast<streamsize>(buff.size()));
+    }
     return true;
 }