From: Francois Pichet <pichet2000@gmail.com>
Date: Sun, 9 Jan 2011 22:32:25 +0000 (+0000)
Subject: Don't crash if SpecString is an empty string.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b5bc7d04447026252b5181537ab4edcfdbeb3587;p=clang

Don't crash if SpecString is an empty string.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@123134 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/TypePrinter.cpp b/lib/AST/TypePrinter.cpp
index 777835640d..ef9704ec85 100644
--- a/lib/AST/TypePrinter.cpp
+++ b/lib/AST/TypePrinter.cpp
@@ -870,7 +870,7 @@ TemplateSpecializationType::PrintTemplateArgumentList(
   // If the last character of our string is '>', add another space to
   // keep the two '>''s separate tokens. We don't *have* to do this in
   // C++0x, but it's still good hygiene.
-  if (SpecString[SpecString.size() - 1] == '>')
+  if (!SpecString.empty() && SpecString[SpecString.size() - 1] == '>')
     SpecString += ' ';
   
   if (!SkipBrackets)