From de20429cfc00f8d962c41a42024e8309bdda29ed Mon Sep 17 00:00:00 2001
From: Fangrui Song <maskray@google.com>
Date: Sun, 14 Apr 2019 07:28:29 +0000
Subject: [PATCH] [Mem2Reg] Delete unused PointerAllocaValues

It is unused after AliasSetTracker support was removed.

llvm-svn: 358352
---
 llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp b/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
index 4cdef6def019..d58e1ea574ef 100644
--- a/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
+++ b/llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
@@ -249,11 +249,6 @@ struct PromoteMem2Reg {
   /// to.
   DenseMap<PHINode *, unsigned> PhiToAllocaMap;
 
-  /// If we are updating an AliasSetTracker, then for each alloca that is of
-  /// pointer type, we keep track of what to copyValue to the inserted PHI
-  /// nodes here.
-  std::vector<Value *> PointerAllocaValues;
-
   /// For each alloca, we keep track of the dbg.declare intrinsic that
   /// describes it, if any, so that we can convert it to a dbg.value
   /// intrinsic if the alloca gets promoted.