[PGO] Fix ThinLTO crash

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


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@311023 91177308-0d34-0410-b5e6-96231b3b80d8

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)