From fa3175f2f6cd0df143fa8569921ba3196876b0f7 Mon Sep 17 00:00:00 2001
From: Peter Collingbourne <peter@pcc.me.uk>
Date: Sat, 11 Feb 2017 03:19:22 +0000
Subject: Address Mehdi's post-commit review comments on r294795.

llvm-svn: 294822
---
 llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')

diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index fe73efef5a5..9f1a3d60132 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -4847,6 +4847,10 @@ Error ModuleSummaryIndexBitcodeReader::parseEntireSummary(
   // "OriginalName" attachement.
   GlobalValueSummary *LastSeenSummary = nullptr;
   bool Combined = false;
+
+  // We can expect to see any number of type ID information records before
+  // each function summary records; these variables store the information
+  // collected so far so that it can be used to create the summary object.
   std::vector<GlobalValue::GUID> PendingTypeTests;
   std::vector<FunctionSummary::VFuncId> PendingTypeTestAssumeVCalls,
       PendingTypeCheckedLoadVCalls;
-- 
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