Make sure frozen_sp for a ClangExpressionVariable
is non-NULL before asking for its name.


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@154593 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Expression/ClangExpressionDeclMap.cpp b/source/Expression/ClangExpressionDeclMap.cpp
index e1d68e6..00c5ee9 100644
--- a/source/Expression/ClangExpressionDeclMap.cpp
+++ b/source/Expression/ClangExpressionDeclMap.cpp
@@ -634,7 +634,8 @@
     
     if (!member_sp ||
         !member_sp->m_parser_vars.get() ||
-        !member_sp->m_jit_vars.get())
+        !member_sp->m_jit_vars.get() ||
+        !member_sp->GetValueObject())
         return false;
     
     decl = member_sp->m_parser_vars->m_named_decl;