From 71ecaa19ff0a6f63b1e0c9fa6d28f5fa84b8072d Mon Sep 17 00:00:00 2001
From: Xinliang David Li <davidxl@google.com>
Date: Wed, 16 Aug 2017 17:18:01 +0000
Subject: [PGO] Fix ThinLTO crash

Differential Revsion: http://reviews.llvm.org/D36640

llvm-svn: 311023
---
 llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'llvm/lib/Bitcode/Writer/BitcodeWriter.cpp')

diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index fc58718..e3b43b3 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -3626,6 +3626,12 @@ void IndexBitcodeWriter::writeCombinedGlobalValueSummary() {
         CallValueId = getValueId(GUID);
         if (!CallValueId)
           continue;
+        // The mapping from OriginalId to GUID may return a GUID
+        // that corresponds to a static varible. Filter it out here.
+        auto *GVSum = Index.getGlobalValueSummary(GUID, false);
+        if (GVSum &&
+            GVSum->getSummaryKind() == GlobalValueSummary::GlobalVarKind)
+          continue;
       }
       NameVals.push_back(*CallValueId);
       if (HasProfileData)
-- 
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