Make iostream #inclusion explicit

llvm-svn: 25514
diff --git a/llvm/lib/Transforms/Scalar/ADCE.cpp b/llvm/lib/Transforms/Scalar/ADCE.cpp
index 488f494..4452b40 100644
--- a/llvm/lib/Transforms/Scalar/ADCE.cpp
+++ b/llvm/lib/Transforms/Scalar/ADCE.cpp
@@ -27,6 +27,7 @@
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 
 static IncludeFile X((void*)createUnifyFunctionExitNodesPass);
diff --git a/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp b/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp
index 995fde3..d00614b 100644
--- a/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp
+++ b/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp
@@ -42,6 +42,7 @@
 #include "llvm/ADT/PostOrderIterator.h"
 #include "llvm/ADT/Statistic.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
index f440e47..716f844 100644
--- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -52,6 +52,7 @@
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 using namespace llvm::PatternMatch;
 
diff --git a/llvm/lib/Transforms/Scalar/LICM.cpp b/llvm/lib/Transforms/Scalar/LICM.cpp
index e9a8530..dd66dca 100644
--- a/llvm/lib/Transforms/Scalar/LICM.cpp
+++ b/llvm/lib/Transforms/Scalar/LICM.cpp
@@ -47,6 +47,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index ebd2bf0..9c1b234 100644
--- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -32,6 +32,7 @@
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Support/Debug.h"
 #include <algorithm>
+#include <iostream>
 #include <set>
 using namespace llvm;
 
diff --git a/llvm/lib/Transforms/Scalar/LoopUnroll.cpp b/llvm/lib/Transforms/Scalar/LoopUnroll.cpp
index 75df8bb..a9dba4b 100644
--- a/llvm/lib/Transforms/Scalar/LoopUnroll.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnroll.cpp
@@ -32,7 +32,7 @@
 #include <cstdio>
 #include <set>
 #include <algorithm>
-
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
index e51e7f2e..66e386e 100644
--- a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp
@@ -38,6 +38,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/LowerSwitch.cpp b/llvm/lib/Transforms/Scalar/LowerSwitch.cpp
index 0ba37c2..a6b3f28 100644
--- a/llvm/lib/Transforms/Scalar/LowerSwitch.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerSwitch.cpp
@@ -21,6 +21,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/Reassociate.cpp b/llvm/lib/Transforms/Scalar/Reassociate.cpp
index 142ede3..41faae7 100644
--- a/llvm/lib/Transforms/Scalar/Reassociate.cpp
+++ b/llvm/lib/Transforms/Scalar/Reassociate.cpp
@@ -33,6 +33,7 @@
 #include "llvm/ADT/PostOrderIterator.h"
 #include "llvm/ADT/Statistic.h"
 #include <algorithm>
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/SCCP.cpp b/llvm/lib/Transforms/Scalar/SCCP.cpp
index 9e98248..3972282 100644
--- a/llvm/lib/Transforms/Scalar/SCCP.cpp
+++ b/llvm/lib/Transforms/Scalar/SCCP.cpp
@@ -36,6 +36,7 @@
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 #include <algorithm>
+#include <iostream>
 #include <set>
 using namespace llvm;
 
diff --git a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
index 1eff10b..be82c38 100644
--- a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
+++ b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
@@ -33,6 +33,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/StringExtras.h"
+#include <iostream>
 using namespace llvm;
 
 namespace {
diff --git a/llvm/lib/Transforms/Scalar/TailDuplication.cpp b/llvm/lib/Transforms/Scalar/TailDuplication.cpp
index f78ce91..0bd5926 100644
--- a/llvm/lib/Transforms/Scalar/TailDuplication.cpp
+++ b/llvm/lib/Transforms/Scalar/TailDuplication.cpp
@@ -30,6 +30,7 @@
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
+#include <iostream>
 using namespace llvm;
 
 namespace {