From: Diego Novillo <dnovillo@google.com>
Date: Mon, 23 Nov 2015 16:30:17 +0000 (+0000)
Subject: SamplePGO - Clear coverage tracking when clearing per-function data.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=b08070ce109335c6461a28fc1e8cbaa5c83f57a3

SamplePGO - Clear coverage tracking when clearing per-function data.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253877 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/SampleProfile.cpp b/lib/Transforms/IPO/SampleProfile.cpp
index 20bfac954a5..de4170692fe 100644
--- a/lib/Transforms/IPO/SampleProfile.cpp
+++ b/lib/Transforms/IPO/SampleProfile.cpp
@@ -188,6 +188,7 @@ public:
   unsigned computeCoverage(unsigned Used, unsigned Total) const;
   unsigned countUsedSamples(const FunctionSamples *Samples) const;
   unsigned countBodySamples(const FunctionSamples *Samples) const;
+  void clear() { SampleCoverage.clear(); }
 
 private:
   typedef DenseMap<LineLocation, unsigned> BodySampleCoverageMap;
@@ -285,6 +286,7 @@ void SampleProfileLoader::clearFunctionData() {
   LI = nullptr;
   Predecessors.clear();
   Successors.clear();
+  CoverageTracker.clear();
 }
 
 /// \brief Returns the offset of lineno \p L to head_lineno \p H