From 96fea337d27357e9b62abbf3d2d5ce29f1c8e870 Mon Sep 17 00:00:00 2001
From: Anton Korobeynikov <asl@math.spbu.ru>
Date: Mon, 20 Aug 2007 21:17:26 +0000
Subject: [PATCH] - Use correct header for SCEV inside LoopPass.cpp - Move
 SCEVExpander::expand() out-of-line workarounding possible toolchain bug

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41197 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Analysis/ScalarEvolutionExpander.h | 13 ++-----------
 lib/Analysis/LoopPass.cpp                       |  2 +-
 lib/Analysis/ScalarEvolutionExpander.cpp        | 12 ++++++++++++
 3 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/include/llvm/Analysis/ScalarEvolutionExpander.h b/include/llvm/Analysis/ScalarEvolutionExpander.h
index a5cc7138cac..8866de54dfd 100644
--- a/include/llvm/Analysis/ScalarEvolutionExpander.h
+++ b/include/llvm/Analysis/ScalarEvolutionExpander.h
@@ -93,17 +93,8 @@ namespace llvm {
     static Value *InsertBinop(Instruction::BinaryOps Opcode, Value *LHS,
                               Value *RHS, Instruction *&InsertPt);
   protected:
-    Value *expand(SCEV *S) {
-      // Check to see if we already expanded this.
-      std::map<SCEVHandle, Value*>::iterator I = InsertedExpressions.find(S);
-      if (I != InsertedExpressions.end())
-        return I->second;
-
-      Value *V = visit(S);
-      InsertedExpressions[S] = V;
-      return V;
-    }
-
+    Value *expand(SCEV *S);
+    
     Value *visitConstant(SCEVConstant *S) {
       return S->getValue();
     }
diff --git a/lib/Analysis/LoopPass.cpp b/lib/Analysis/LoopPass.cpp
index 21c14c6293e..98e8ee55d38 100644
--- a/lib/Analysis/LoopPass.cpp
+++ b/lib/Analysis/LoopPass.cpp
@@ -14,7 +14,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Analysis/LoopPass.h"
-#include "llvm/Analysis/ScalarEvolutionExpander.h"
+#include "llvm/Analysis/ScalarEvolution.h"
 using namespace llvm;
 
 //===----------------------------------------------------------------------===//
diff --git a/lib/Analysis/ScalarEvolutionExpander.cpp b/lib/Analysis/ScalarEvolutionExpander.cpp
index 3e590d68f55..e65dac71fcf 100644
--- a/lib/Analysis/ScalarEvolutionExpander.cpp
+++ b/lib/Analysis/ScalarEvolutionExpander.cpp
@@ -207,3 +207,15 @@ Value *SCEVExpander::visitAddRecExpr(SCEVAddRecExpr *S) {
 
   return expand(V);
 }
+
+Value *SCEVExpander::expand(SCEV *S) {
+  // Check to see if we already expanded this.
+  std::map<SCEVHandle, Value*>::iterator I = InsertedExpressions.find(S);
+  if (I != InsertedExpressions.end())
+    return I->second;
+  
+  Value *V = visit(S);
+  InsertedExpressions[S] = V;
+  return V;
+}
+