From c4421e966d77a18f815284175b3fcbb46f36fa39 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Mon, 16 Aug 2010 16:46:30 +0000
Subject: Dereferencing NULL pointers is such poor form.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@111150 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Frontend/ASTUnit.cpp | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'lib/Frontend/ASTUnit.cpp')

diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp
index a573fb41ab..b54162f8d7 100644
--- a/lib/Frontend/ASTUnit.cpp
+++ b/lib/Frontend/ASTUnit.cpp
@@ -191,10 +191,14 @@ void ASTUnit::CacheCodeCompletionResults() {
                                                         Ctx->getLangOptions());
       CachedResult.Priority = Results[I].Priority;
       CachedResult.Kind = Results[I].CursorKind;
-      CachedResult.TypeClass
-        = getSimplifiedTypeClass(
-              Ctx->getCanonicalType(getDeclUsageType(*Ctx, 
-                                                     Results[I].Declaration)));
+
+      QualType UsageType = getDeclUsageType(*Ctx, Results[I].Declaration);
+      if (UsageType.isNull())
+        CachedResult.TypeClass = STC_Void;
+      else {
+        CachedResult.TypeClass
+          = getSimplifiedTypeClass(Ctx->getCanonicalType(UsageType));
+      }
       CachedCompletionResults.push_back(CachedResult);
       break;
     }
-- 
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