From b5630dbadf9a2a06754194387d6b0fd9962a67f1 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 22 May 2017 19:43:28 +0000
Subject: Vendor import of llvm trunk r303571:
 https://llvm.org/svn/llvm-project/llvm/trunk@303571

---
 lib/Analysis/MemorySSA.cpp | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

(limited to 'lib/Analysis/MemorySSA.cpp')

diff --git a/lib/Analysis/MemorySSA.cpp b/lib/Analysis/MemorySSA.cpp
index 2480fe44d5c0..e0e04a91410f 100644
--- a/lib/Analysis/MemorySSA.cpp
+++ b/lib/Analysis/MemorySSA.cpp
@@ -1799,6 +1799,15 @@ bool MemorySSA::dominates(const MemoryAccess *Dominator,
 
 const static char LiveOnEntryStr[] = "liveOnEntry";
 
+void MemoryAccess::print(raw_ostream &OS) const {
+  switch (getValueID()) {
+  case MemoryPhiVal: return static_cast<const MemoryPhi *>(this)->print(OS);
+  case MemoryDefVal: return static_cast<const MemoryDef *>(this)->print(OS);
+  case MemoryUseVal: return static_cast<const MemoryUse *>(this)->print(OS);
+  }
+  llvm_unreachable("invalid value id");
+}
+
 void MemoryDef::print(raw_ostream &OS) const {
   MemoryAccess *UO = getDefiningAccess();
 
@@ -1836,8 +1845,6 @@ void MemoryPhi::print(raw_ostream &OS) const {
   OS << ')';
 }
 
-MemoryAccess::~MemoryAccess() {}
-
 void MemoryUse::print(raw_ostream &OS) const {
   MemoryAccess *UO = getDefiningAccess();
   OS << "MemoryUse(";
@@ -2054,3 +2061,15 @@ MemoryAccess *DoNothingMemorySSAWalker::getClobberingMemoryAccess(
   return StartingAccess;
 }
 } // namespace llvm
+
+void MemoryPhi::deleteMe(DerivedUser *Self) {
+  delete static_cast<MemoryPhi *>(Self);
+}
+
+void MemoryDef::deleteMe(DerivedUser *Self) {
+  delete static_cast<MemoryDef *>(Self);
+}
+
+void MemoryUse::deleteMe(DerivedUser *Self) {
+  delete static_cast<MemoryUse *>(Self);
+}
-- 
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