From c6770763e612f214422952998b6a8e3c3b3d97d1 Mon Sep 17 00:00:00 2001
From: Johnny Chen <johnny.chen@apple.com>
Date: Wed, 14 Dec 2011 01:43:31 +0000
Subject: http://llvm.org/bugs/show_bug.cgi?id=11560
 lldb::SBTarget::FindFirstType crashes when passed None

Add null checks to several functions.  Plus add test scenario for passing None to SBTarget.FindFirstType(None) and friends.

llvm-svn: 146540
---
 lldb/source/Core/Module.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lldb/source/Core/Module.cpp')

diff --git a/lldb/source/Core/Module.cpp b/lldb/source/Core/Module.cpp
index cfe61efcfe6..ad5e3407d51 100644
--- a/lldb/source/Core/Module.cpp
+++ b/lldb/source/Core/Module.cpp
@@ -506,6 +506,9 @@ Module::FindTypes_Impl (const SymbolContext& sc, const ConstString &name, const
 static const char*
 StripTypeName(const char* name_cstr)
 {
+    // Protect against null c string.
+    if (!name_cstr)
+        return name_cstr;
     const char* skip_namespace = strstr(name_cstr, "::");
     const char* template_arg_char = strchr(name_cstr, '<');
     while (skip_namespace != NULL)
-- 
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