From 2f26195b239d3ef6a8fc2222c01e806343ff011a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Marjam=C3=A4ki?= <daniel.marjamaki@gmail.com>
Date: Fri, 1 Jan 2016 15:13:50 +0100
Subject: [PATCH] Fixed #7248 (crash in ValueType::str())

---
 lib/symboldatabase.cpp      | 2 +-
 test/testsymboldatabase.cpp | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/symboldatabase.cpp b/lib/symboldatabase.cpp
index 90e374c26..f2fb38a71 100644
--- a/lib/symboldatabase.cpp
+++ b/lib/symboldatabase.cpp
@@ -3934,5 +3934,5 @@ std::string ValueType::str() const
         if (constness & (2 << p))
             ret += " const";
     }
-    return ret.substr(1);
+    return ret.empty() ? ret : ret.substr(1);
 }
diff --git a/test/testsymboldatabase.cpp b/test/testsymboldatabase.cpp
index fdd89b854..a16565d85 100644
--- a/test/testsymboldatabase.cpp
+++ b/test/testsymboldatabase.cpp
@@ -3008,6 +3008,9 @@ private:
     }
 
     void valuetype() {
+        // stringification
+        ASSERT_EQUALS("", ValueType().str());
+
         // numbers
         ASSERT_EQUALS("signed int", typeOf("1", "1"));
         ASSERT_EQUALS("unsigned int", typeOf("1U", "1U"));