From 2166f6229042a4d3d65847ebe0d453cd664682ef Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Sun, 1 Nov 2009 15:28:36 +0000
Subject: [PATCH] Add a function to Passes.h to allow clients to create
 instances of the ScalarEvolution pass without needing to #include
 ScalarEvolution.h.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85716 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Analysis/Passes.h   | 7 +++++++
 lib/Analysis/ScalarEvolution.cpp | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/include/llvm/Analysis/Passes.h b/include/llvm/Analysis/Passes.h
index 66ab3ea5caf..b7c5d55e82f 100644
--- a/include/llvm/Analysis/Passes.h
+++ b/include/llvm/Analysis/Passes.h
@@ -147,6 +147,13 @@ namespace llvm {
   //
   LoopPass *createLoopDependenceAnalysisPass();
   
+  //===--------------------------------------------------------------------===//
+  //
+  // createScalarEvolutionPass - This creates an instance of the
+  // ScalarEvolution pass.
+  //
+  FunctionPass *createScalarEvolutionPass();
+  
   // Minor pass prototypes, allowing us to expose them through bugpoint and
   // analyze.
   FunctionPass *createInstCountPass();
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index 3e87ca22be3..e330c8da5a9 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -5151,6 +5151,8 @@ ScalarEvolution::SCEVCallbackVH::SCEVCallbackVH(Value *V, ScalarEvolution *se)
 //                   ScalarEvolution Class Implementation
 //===----------------------------------------------------------------------===//
 
+FunctionPass *createScalarEvolutionPass() { return new ScalarEvolution(); }
+
 ScalarEvolution::ScalarEvolution()
   : FunctionPass(&ID) {
 }