From 3ac6863efbbfa27175588670e3b3715b0351ff4e Mon Sep 17 00:00:00 2001
From: Adrian Prantl <aprantl@apple.com>
Date: Tue, 5 Nov 2019 12:43:00 -0800
Subject: [PATCH] [ValueObject] Upstream early exit from swift-lldb. (NFC)

---
 lldb/source/Core/ValueObject.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lldb/source/Core/ValueObject.cpp b/lldb/source/Core/ValueObject.cpp
index ecb5a41..0245300 100644
--- a/lldb/source/Core/ValueObject.cpp
+++ b/lldb/source/Core/ValueObject.cpp
@@ -589,6 +589,10 @@ ValueObjectSP ValueObject::GetChildMemberWithName(ConstString name,
 
   std::vector<uint32_t> child_indexes;
   bool omit_empty_base_classes = true;
+
+  if (!GetCompilerType().IsValid())
+    return ValueObjectSP();
+
   const size_t num_child_indexes =
       GetCompilerType().GetIndexOfChildMemberWithName(
           name.GetCString(), omit_empty_base_classes, child_indexes);
-- 
2.7.4