Index: lib/Analysis/DependenceAnalysis.cpp
===================================================================
--- lib/Analysis/DependenceAnalysis.cpp
+++ lib/Analysis/DependenceAnalysis.cpp
@@ -107,7 +107,7 @@
 STATISTIC(BanerjeeSuccesses, "Banerjee successes");
 
 static cl::opt<bool>
-Delinearize("da-delinearize", cl::init(false), cl::Hidden, cl::ZeroOrMore,
+Delinearize("da-delinearize", cl::init(true), cl::Hidden, cl::ZeroOrMore,
             cl::desc("Try to delinearize array references."));
 
 //===----------------------------------------------------------------------===//
Index: test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll
===================================================================
--- test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll
+++ test/Analysis/Delinearization/multidim_two_accesses_different_delinearization.ll
@@ -1,4 +1,4 @@
-; RUN: opt -basicaa -da -analyze -da-delinearize < %s
+; RUN: opt -basicaa -da -analyze < %s
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"
 
Index: test/Analysis/DependenceAnalysis/Banerjee.ll
===================================================================
--- test/Analysis/DependenceAnalysis/Banerjee.ll
+++ test/Analysis/DependenceAnalysis/Banerjee.ll
@@ -1,5 +1,5 @@
 ; RUN: opt < %s -analyze -basicaa -da -da-delinearize=false | FileCheck %s
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s -check-prefix=DELIN
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s -check-prefix=DELIN
 
 ; ModuleID = 'Banerjee.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/Coupled.ll
===================================================================
--- test/Analysis/DependenceAnalysis/Coupled.ll
+++ test/Analysis/DependenceAnalysis/Coupled.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'Coupled.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/ExactSIV.ll
===================================================================
--- test/Analysis/DependenceAnalysis/ExactSIV.ll
+++ test/Analysis/DependenceAnalysis/ExactSIV.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'ExactSIV.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/GCD.ll
===================================================================
--- test/Analysis/DependenceAnalysis/GCD.ll
+++ test/Analysis/DependenceAnalysis/GCD.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s -check-prefix=DELIN
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s -check-prefix=DELIN
 
 ; ModuleID = 'GCD.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/Invariant.ll
===================================================================
--- test/Analysis/DependenceAnalysis/Invariant.ll
+++ test/Analysis/DependenceAnalysis/Invariant.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; Test for a bug, which caused an assert when an invalid
 ; SCEVAddRecExpr is created in addToCoefficient.
Index: test/Analysis/DependenceAnalysis/NonAffineExpr.ll
===================================================================
--- test/Analysis/DependenceAnalysis/NonAffineExpr.ll
+++ test/Analysis/DependenceAnalysis/NonAffineExpr.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da-delinearize -da
+; RUN: opt < %s -analyze -basicaa -da
 ;
 ; CHECK: da analyze - consistent input [S S]!
 ; CHECK: da analyze - confused!
Index: test/Analysis/DependenceAnalysis/NonCanonicalizedSubscript.ll
===================================================================
--- test/Analysis/DependenceAnalysis/NonCanonicalizedSubscript.ll
+++ test/Analysis/DependenceAnalysis/NonCanonicalizedSubscript.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s -check-prefix=DELIN
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s -check-prefix=DELIN
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 target triple = "x86_64-apple-macosx10.6.0"
Index: test/Analysis/DependenceAnalysis/Preliminary.ll
===================================================================
--- test/Analysis/DependenceAnalysis/Preliminary.ll
+++ test/Analysis/DependenceAnalysis/Preliminary.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'Preliminary.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/Propagating.ll
===================================================================
--- test/Analysis/DependenceAnalysis/Propagating.ll
+++ test/Analysis/DependenceAnalysis/Propagating.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'Propagating.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/Separability.ll
===================================================================
--- test/Analysis/DependenceAnalysis/Separability.ll
+++ test/Analysis/DependenceAnalysis/Separability.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'Separability.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/StrongSIV.ll
===================================================================
--- test/Analysis/DependenceAnalysis/StrongSIV.ll
+++ test/Analysis/DependenceAnalysis/StrongSIV.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'StrongSIV.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Analysis/DependenceAnalysis/SymbolicSIV.ll
===================================================================
--- test/Analysis/DependenceAnalysis/SymbolicSIV.ll
+++ test/Analysis/DependenceAnalysis/SymbolicSIV.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -analyze -basicaa -da -da-delinearize | FileCheck %s
+; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
 
 ; ModuleID = 'SymbolicSIV.bc'
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
Index: test/Transforms/LoopInterchange/interchange-insts-between-indvar.ll
===================================================================
--- test/Transforms/LoopInterchange/interchange-insts-between-indvar.ll
+++ test/Transforms/LoopInterchange/interchange-insts-between-indvar.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -basicaa -da-delinearize -loop-interchange -verify-dom-info -verify-loop-info \
+; RUN: opt < %s -basicaa -loop-interchange -verify-dom-info -verify-loop-info \
 ; RUN:     -S -pass-remarks=loop-interchange 2>&1 | FileCheck %s
 
 @A10 = local_unnamed_addr global [3 x [3 x i32]] zeroinitializer, align 16