Revert "Remove threshold on object size for inserting lifetime begin / end"

Revert this patch while I investigate some sanitizer failures off-line.

llvm-svn: 219307

7 files changed, 3 insertions, 191 deletions

diff --git a/clang/test/CodeGenObjC/arc-blocks.m b/clang/test/CodeGenObjC/arc-blocks.m
index 00d8fcf48b4..4ba3f05fd9f 100644
--- a/clang/test/CodeGenObjC/arc-blocks.m
+++ b/clang/test/CodeGenObjC/arc-blocks.m
@@ -74,8 +74,6 @@ void test3(void (^sink)(id*)) {
   // CHECK-NEXT: call i8* @objc_retain(
   // CHECK-NEXT: bitcast i8*
   // CHECK-NEXT: store void (i8**)* {{%.*}}, void (i8**)** [[SINK]]
-  // CHECK-NEXT: [[STRONGPTR1:%.*]] = bitcast i8** [[STRONG]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[STRONGPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[STRONG]]
 
   // CHECK-NEXT: load void (i8**)** [[SINK]]
@@ -96,8 +94,6 @@ void test3(void (^sink)(id*)) {
 
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[STRONG]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]])
-  // CHECK-NEXT: [[STRONGPTR2:%.*]] = bitcast i8** [[STRONG]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[STRONGPTR2]])
 
   // CHECK-NEXT: load void (i8**)** [[SINK]]
   // CHECK-NEXT: bitcast
@@ -171,8 +167,6 @@ void test5(void) {
   // CHECK-LABEL:    define void @test5()
   // CHECK:      [[VAR:%.*]] = alloca i8*
   // CHECK-NEXT: [[BLOCK:%.*]] = alloca [[BLOCK_T:<{.*}>]],
-  // CHECK-NEXT: [[VARPTR1:%.*]] = bitcast i8** [[VAR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[VARPTR1]])
   // CHECK: [[T0:%.*]] = call i8* @test5_source()
   // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
   // CHECK-NEXT: store i8* [[T1]], i8** [[VAR]],
@@ -184,8 +178,6 @@ void test5(void) {
   // CHECK-NEXT: store i8* [[T0]], i8** [[CAPTURE]]
   // CHECK-NEXT: [[T0:%.*]] = bitcast [[BLOCK_T]]* [[BLOCK]] to
   // CHECK: call void @test5_helper
-  // CHECK-NEXT: [[VARPTR2:%.*]] = bitcast i8** [[VAR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[VARPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -198,8 +190,6 @@ void test6(void) {
   // CHECK-LABEL:    define void @test6()
   // CHECK:      [[VAR:%.*]] = alloca [[BYREF_T:%.*]],
   // CHECK-NEXT: [[BLOCK:%.*]] = alloca [[BLOCK_T:<{.*}>]],
-  // CHECK-NEXT: [[VARPTR1:%.*]] = bitcast [[BYREF_T]]* [[VAR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 48, i8* [[VARPTR1]])
   // CHECK:      [[T0:%.*]] = getelementptr inbounds [[BYREF_T]]* [[VAR]], i32 0, i32 2
   // 0x02000000 - has copy/dispose helpers weak
   // CHECK-NEXT: store i32 1107296256, i32* [[T0]]
@@ -217,9 +207,7 @@ void test6(void) {
   // CHECK:      [[T0:%.*]] = bitcast [[BYREF_T]]* [[VAR]] to i8*
   // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T0]], i32 8)
   // CHECK-NEXT: call void @objc_destroyWeak(i8** [[SLOT]])
-  // CHECK-NEXT: [[VARPTR2:%.*]] = bitcast [[BYREF_T]]* [[VAR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 48, i8* [[VARPTR2]])
-  // CHECK-NEXT: ret void
+  // CHECK: ret void
 
   // CHECK-LABEL:    define internal void @__Block_byref_object_copy_
   // CHECK:      [[T0:%.*]] = getelementptr inbounds [[BYREF_T]]* {{%.*}}, i32 0, i32 6
@@ -506,8 +494,6 @@ void test13(id x) {
   // CHECK-NEXT: [[CLEANUP_ACTIVE:%.*]] = alloca i1
   // CHECK-NEXT: [[T0:%.*]] = call i8* @objc_retain(i8* {{%.*}})
   // CHECK-NEXT: store i8* [[T0]], i8** [[X]], align 8
-  // CHECK-NEXT: [[BPTR1:%.*]] = bitcast void ()** [[B]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[BPTR1]])
   // CHECK-NEXT: [[CLEANUP_ADDR:%.*]] = getelementptr inbounds [[BLOCK_T]]* [[BLOCK]], i32 0, i32 5
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[X]], align 8
   // CHECK-NEXT: [[T1:%.*]] = icmp ne i8* [[T0]], null
@@ -533,8 +519,6 @@ void test13(id x) {
   // CHECK-NEXT: [[T0:%.*]] = load void ()** [[B]]
   // CHECK-NEXT: [[T1:%.*]] = bitcast void ()* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]])
-  // CHECK-NEXT: [[BPTR2:%.*]] = bitcast void ()** [[B]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[BPTR2]])
 
   // CHECK-NEXT: [[T0:%.*]] = load i1* [[CLEANUP_ACTIVE]]
   // CHECK-NEXT: br i1 [[T0]]
@@ -566,8 +550,6 @@ void test16() {
   // CHECK-LABEL: define void @test16(
   // CHECK: [[BLKVAR:%.*]]  = alloca void ()*, align 8
   // CHECK-NEXT:  [[BLOCK:%.*]] = alloca [[BLOCK_T:<{.*}>]],
-  // CHECK-NEXT:  [[BLKVARPTR1:%.*]] = bitcast void ()** [[BLKVAR]] to i8*
-  // CHECK-NEXT:  call void @llvm.lifetime.start(i64 8, i8* [[BLKVARPTR1]])
   // CHECK-NEXT:  [[SLOTREL:%.*]] = getelementptr inbounds [[BLOCK_T]]* [[BLOCK]], i32 0, i32 5
   // CHECK-NEXT:  store void ()* null, void ()** [[BLKVAR]], align 8
 }
diff --git a/clang/test/CodeGenObjC/arc-bridged-cast.m b/clang/test/CodeGenObjC/arc-bridged-cast.m
index f4898530313..cdfe1dbfc55 100644
--- a/clang/test/CodeGenObjC/arc-bridged-cast.m
+++ b/clang/test/CodeGenObjC/arc-bridged-cast.m
@@ -31,8 +31,6 @@ void bridge_transfer_from_cf(int *i) {
   // CHECK: store i32 17
   *i = 17;
   // CHECK: call void @objc_release
-  // CHECK-NEXT: bitcast
-  // CHECK-NEXT: call void @llvm.lifetime.end
   // CHECK-NEXT: ret void
 }
 
@@ -52,8 +50,6 @@ void bridge_from_cf(int *i) {
   // CHECK: store i32 17
   *i = 17;
   // CHECK: call void @objc_release
-  // CHECK-NEXT: bitcast
-  // CHECK-NEXT: call void @llvm.lifetime.end
   // CHECK-NEXT: ret void
 }
 
@@ -71,8 +67,6 @@ void bridge_retained_of_cf(int *i) {
   // CHECK: store i32 13
   // CHECK: store i32 17
   *i = 17;
-  // CHECK-NEXT: bitcast
-  // CHECK-NEXT: call void @llvm.lifetime.end
   // CHECK-NEXT: ret void
 }
 
@@ -80,8 +74,7 @@ void bridge_retained_of_cf(int *i) {
 void bridge_of_cf(int *i) {
   // CHECK: store i32 7
   *i = 7;
-  // CHECK: call void @llvm.lifetime.start
-  // CHECK-NEXT: call i8* @CreateSomething()
+  // CHECK: call i8* @CreateSomething()
   CFTypeRef cf1 = (__bridge CFTypeRef)CreateSomething();
   // CHECK-NOT: retain
   // CHECK: store i32 11
@@ -92,8 +85,6 @@ void bridge_of_cf(int *i) {
   // CHECK-NOT: release
   // CHECK: store i32 17
   *i = 17;
-  // CHECK-NEXT: bitcast
-  // CHECK-NEXT: call void @llvm.lifetime.end
   // CHECK-NEXT: ret void
 }
 
diff --git a/clang/test/CodeGenObjC/arc-literals.m b/clang/test/CodeGenObjC/arc-literals.m
index b9d51db3d24..29f2b45a808 100644
--- a/clang/test/CodeGenObjC/arc-literals.m
+++ b/clang/test/CodeGenObjC/arc-literals.m
@@ -27,13 +27,9 @@ void test_numeric() {
   // CHECK: call i8* @objc_retainAutoreleasedReturnValue
   id charlit = @'a';
   // CHECK: call void @objc_release
-  // CHECK: call void @llvm.lifetime.end
   // CHECK: call void @objc_release
-  // CHECK: call void @llvm.lifetime.end
   // CHECK: call void @objc_release
-  // CHECK: call void @llvm.lifetime.end
   // CHECK: call void @objc_release
-  // CHECK: call void @llvm.lifetime.end
   // CHECK-NEXT: ret void
 }
 
diff --git a/clang/test/CodeGenObjC/arc-precise-lifetime.m b/clang/test/CodeGenObjC/arc-precise-lifetime.m
index 2cc84dcfb2b..e15d5d4835c 100644
--- a/clang/test/CodeGenObjC/arc-precise-lifetime.m
+++ b/clang/test/CodeGenObjC/arc-precise-lifetime.m
@@ -7,8 +7,6 @@ void test0() {
   PRECISE_LIFETIME id x = test0_helper();
   x = 0;
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[CALL:%.*]] = call i8* @test0_helper()
   // CHECK-NEXT: store i8* [[CALL]], i8** [[X]]
 
@@ -21,8 +19,6 @@ void test0() {
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW:#[0-9]+]]
   // CHECK-NOT:  clang.imprecise_release
 
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -36,17 +32,11 @@ extern Test1 *test1_helper(void);
 
 // CHECK-LABEL: define void @test1a()
 void test1a(void) {
-  // CHECK:      [[PTR:%.*]] = alloca [[PTR_T:%.*]]*, align 8
-  // CHECK:      [[C:%.*]] = alloca i8*, align 8
-  // CHECK:      [[PTRPTR1:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK:      call void @llvm.lifetime.start(i64 8, i8* [[PTRPTR1]])
   // CHECK:      [[T0:%.*]] = call [[TEST1:%.*]]* @test1_helper()
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T1]])
   // CHECK-NEXT: [[T3:%.*]] = bitcast i8* [[T2]] to [[TEST1]]*
   // CHECK-NEXT: store [[TEST1]]* [[T3]]
-  // CHECK-NEXT: [[CPTR1:%.*]] = bitcast i8** [[C]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[CPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutorelease(i8* [[T1]])
@@ -55,13 +45,9 @@ void test1a(void) {
   // CHECK-NEXT: [[T5:%.*]] = bitcast [[TEST1]]* [[T3]] to i8*
   // CHECK-NEXT: [[T6:%.*]] = call i8* bitcast
   // CHECK-NEXT: store i8* [[T6]], i8**
-  // CHECK-NEXT: [[CPTR2:%.*]] = bitcast i8** [[C]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[CPTR2]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[PTRPTR2:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[PTRPTR2]])
   // CHECK-NEXT: ret void
   Test1 *ptr = test1_helper();
   char *c = [(ptr) interior];
@@ -69,47 +55,31 @@ void test1a(void) {
 
 // CHECK-LABEL: define void @test1b()
 void test1b(void) {
-  // CHECK:      [[PTR:%.*]] = alloca [[PTR_T:%.*]]*, align 8
-  // CHECK:      [[C:%.*]] = alloca i8*, align 8
-  // CHECK:      [[PTRPTR1:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK:      call void @llvm.lifetime.start(i64 8, i8* [[PTRPTR1]])
   // CHECK:      [[T0:%.*]] = call [[TEST1:%.*]]* @test1_helper()
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T1]])
   // CHECK-NEXT: [[T3:%.*]] = bitcast i8* [[T2]] to [[TEST1]]*
   // CHECK-NEXT: store [[TEST1]]* [[T3]]
-  // CHECK-NEXT: [[CPTR1:%.*]] = bitcast i8** [[C]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[CPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T1:%.*]] = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_
   // CHECK-NEXT: [[T2:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T3:%.*]] = call i8* bitcast
   // CHECK-NEXT: store i8* [[T3]], i8**
-  // CHECK-NEXT: [[CPTR2:%.*]] = bitcast i8** [[C]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[CPTR2]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW]]
   // CHECK-NOT:  clang.imprecise_release
-  // CHECK-NEXT: [[PTRPTR2:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[PTRPTR2]])
   // CHECK-NEXT: ret void
   __attribute__((objc_precise_lifetime)) Test1 *ptr = test1_helper();
   char *c = [ptr interior];
 }
 
 void test1c(void) {
-  // CHECK:      [[PTR:%.*]] = alloca [[PTR_T:%.*]]*, align 8
-  // CHECK:      [[PC:%.*]] = alloca i8*, align 8
-  // CHECK:      [[PTRPTR1:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK:      call void @llvm.lifetime.start(i64 8, i8* [[PTRPTR1]])
   // CHECK:      [[T0:%.*]] = call [[TEST1:%.*]]* @test1_helper()
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T1]])
   // CHECK-NEXT: [[T3:%.*]] = bitcast i8* [[T2]] to [[TEST1]]*
   // CHECK-NEXT: store [[TEST1]]* [[T3]]
-  // CHECK-NEXT: [[PCPTR1:%.*]] = bitcast i8** [[PC]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[PCPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutorelease(i8* [[T1]])
@@ -118,30 +88,20 @@ void test1c(void) {
   // CHECK-NEXT: [[T5:%.*]] = bitcast [[TEST1]]* [[T3]] to i8*
   // CHECK-NEXT: [[T6:%.*]] = call i8* bitcast
   // CHECK-NEXT: store i8* [[T6]], i8**
-  // CHECK-NEXT: [[PCPTR2:%.*]] = bitcast i8** [[PC]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[PCPTR2]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[PTRPTR2:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[PTRPTR2]])
   // CHECK-NEXT: ret void
   Test1 *ptr = test1_helper();
   char *pc = ptr.PropertyReturnsInnerPointer;
 }
 
 void test1d(void) {
-  // CHECK:      [[PTR:%.*]] = alloca [[PTR_T:%.*]]*, align 8
-  // CHECK:      [[PC:%.*]] = alloca i8*, align 8
-  // CHECK:      [[PTRPTR1:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK:      call void @llvm.lifetime.start(i64 8, i8* [[PTRPTR1]])
   // CHECK:      [[T0:%.*]] = call [[TEST1:%.*]]* @test1_helper()
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T1]])
   // CHECK-NEXT: [[T3:%.*]] = bitcast i8* [[T2]] to [[TEST1]]*
   // CHECK-NEXT: store [[TEST1]]* [[T3]]
-  // CHECK-NEXT: [[PCPTR1:%.*]] = bitcast i8** [[PC]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[PCPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST1]]**
   // CHECK-NEXT: [[T2:%.*]] = bitcast [[TEST1]]* [[T0]] to i8*
   // CHECK-NEXT: [[T3:%.*]] = call i8* @objc_retainAutorelease
@@ -150,13 +110,9 @@ void test1d(void) {
   // CHECK-NEXT: [[EIGHT:%.*]] = bitcast [[TEST1]]* [[SIX]] to i8*
   // CHECK-NEXT: [[CALL1:%.*]] = call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* [[EIGHT]], i8* [[SEVEN]])
   // CHECK-NEXT: store i8* [[CALL1]], i8**
-  // CHECK-NEXT: [[PCPTR2:%.*]] = bitcast i8** [[PC]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[PCPTR2]])
   // CHECK-NEXT: [[NINE:%.*]] = load [[TEST1]]** 
   // CHECK-NEXT: [[TEN:%.*]] = bitcast [[TEST1]]* [[NINE]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[TEN]])
-  // CHECK-NEXT: [[PTRPTR2:%.*]] = bitcast [[PTR_T]]** [[PTR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[PTRPTR2]])
   // CHECK-NEXT: ret void
   __attribute__((objc_precise_lifetime)) Test1 *ptr = test1_helper();
   char *pc = ptr.PropertyReturnsInnerPointer;
diff --git a/clang/test/CodeGenObjC/arc-ternary-op.m b/clang/test/CodeGenObjC/arc-ternary-op.m
index 52627d7e6bd..217db801941 100644
--- a/clang/test/CodeGenObjC/arc-ternary-op.m
+++ b/clang/test/CodeGenObjC/arc-ternary-op.m
@@ -10,8 +10,6 @@ void test0(_Bool cond) {
   // CHECK-NEXT: [[RELCOND:%.*]] = alloca i1
   // CHECK-NEXT: zext
   // CHECK-NEXT: store
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = load i8* [[COND]]
   // CHECK-NEXT: [[T1:%.*]] = trunc i8 [[T0]] to i1
   // CHECK-NEXT: store i1 false, i1* [[RELCOND]]
@@ -31,8 +29,6 @@ void test0(_Bool cond) {
   // CHECK-NEXT: br label
   // CHECK:      [[T0:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]]) [[NUW]]
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
   id x = (cond ? 0 : test0_helper());
 }
@@ -53,11 +49,7 @@ void test1(int cond) {
   // CHECK-NEXT: [[CONDCLEANUPSAVE:%.*]] = alloca i8*
   // CHECK-NEXT: [[CONDCLEANUP:%.*]] = alloca i1
   // CHECK-NEXT: store i32
-  // CHECK-NEXT: [[STRONGPTR1:%.*]] = bitcast i8** [[STRONG]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[STRONGPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[STRONG]]
-  // CHECK-NEXT: [[WEAKPTR1:%.*]] = bitcast i8** [[WEAK]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[WEAKPTR1]])
   // CHECK-NEXT: call i8* @objc_initWeak(i8** [[WEAK]], i8* null)
 
   // CHECK-NEXT: [[T0:%.*]] = load i32* [[COND]]
@@ -101,10 +93,6 @@ void test1(int cond) {
   // CHECK-NEXT: br label
 
   // CHECK:      call void @objc_destroyWeak(i8** [[WEAK]])
-  // CHECK:      [[WEAKPTR2:%.*]] = bitcast i8** [[WEAK]] to i8*
-  // CHECK:      call void @llvm.lifetime.end(i64 8, i8* [[WEAKPTR2]])
-  // CHECK:      [[STRONGPTR2:%.*]] = bitcast i8** [[STRONG]] to i8*
-  // CHECK:      call void @llvm.lifetime.end(i64 8, i8* [[STRONGPTR2]])
   // CHECK:      ret void
 }
 
diff --git a/clang/test/CodeGenObjC/arc.m b/clang/test/CodeGenObjC/arc.m
index 40634dc53c6..8fc68ca2ffa 100644
--- a/clang/test/CodeGenObjC/arc.m
+++ b/clang/test/CodeGenObjC/arc.m
@@ -49,16 +49,12 @@ id test1(id x) {
   // CHECK-NEXT: alloca i32
   // CHECK-NEXT: [[PARM:%.*]] = call i8* @objc_retain(i8* {{%.*}})
   // CHECK-NEXT: store i8* [[PARM]], i8** [[X]]
-  // CHECK-NEXT: [[YPTR1:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[YPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[Y]]
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[Y]]
   // CHECK-NEXT: [[RET:%.*]] = call i8* @objc_retain(i8* [[T0]])
   // CHECK-NEXT: store i32
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[Y]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]])
-  // CHECK-NEXT: [[YPTR2:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[YPTR2]])
   // CHECK-NEXT: [[T1:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T1]])
   // CHECK-NEXT: [[T1:%.*]] = tail call i8* @objc_autoreleaseReturnValue(i8* [[RET]])
@@ -103,8 +99,6 @@ void test3_unelided() {
   extern void test3_helper(void);
 
   // CHECK:      [[X:%.*]] = alloca [[TEST3:%.*]]*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast [[TEST3]]** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: store [[TEST3]]* null, [[TEST3]]** [[X]], align
   Test3 *x;
 
@@ -128,16 +122,12 @@ void test3_unelided() {
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST3]]** [[X]]
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST3]]* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW]]
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast [[TEST3]]** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
 // CHECK-LABEL: define void @test3()
 void test3() {
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
 
   id x = [[Test3 alloc] initWith: 5];
 
@@ -172,8 +162,7 @@ void test3() {
   // Cleanup for x.
   // CHECK-NEXT: [[TMP:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[TMP]]) [[NUW]]
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]]) 
+  
   // CHECK-NEXT: ret void
 }
 
@@ -255,14 +244,10 @@ id test6_helper(void) __attribute__((ns_returns_retained));
 // CHECK-LABEL: define void @test6()
 void test6() {
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[CALL:%.*]] = call i8* @test6_helper()
   // CHECK-NEXT: store i8* [[CALL]], i8** [[X]]
   // CHECK-NEXT: [[T1:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
   id x = test6_helper();
 }
@@ -271,16 +256,12 @@ void test7_helper(id __attribute__((ns_consumed)));
 // CHECK-LABEL: define void @test7()
 void test7() {
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[X]]
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[X]]
   // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retain(i8* [[T0]]) [[NUW]]
   // CHECK-NEXT: call void @test7_helper(i8* [[T1]])
   // CHECK-NEXT: [[T1:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T1]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
   id x;
   test7_helper(x);
@@ -290,13 +271,9 @@ id test8_helper(void) __attribute__((ns_returns_retained));
 void test8() {
   __unsafe_unretained id x = test8_helper();
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = call i8* @test8_helper()
   // CHECK-NEXT: store i8* [[T0]], i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -310,11 +287,7 @@ void test10() {
   // CHECK-LABEL:      define void @test10()
   // CHECK:      [[X:%.*]] = alloca [[TEST10:%.*]]*, align
   // CHECK-NEXT: [[Y:%.*]] = alloca i8*, align
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast [[TEST10]]** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: store [[TEST10]]* null, [[TEST10]]** [[X]]
-  // CHECK-NEXT: [[YPTR1:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[YPTR1]])
   // CHECK-NEXT: load [[TEST10]]** [[X]], align
   // CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES_{{[0-9]*}}"
   // CHECK-NEXT: bitcast
@@ -334,13 +307,9 @@ void test10() {
   // CHECK-NEXT: call void @objc_release(i8* [[T0]])
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[Y]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]])
-  // CHECK-NEXT: [[YPTR2:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: void @llvm.lifetime.end(i64 8, i8* [[YPTR2]])
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST10]]** [[X]]
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST10]]* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]])
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast [[TEST10]]** [[X]] to i8*
-  // CHECK-NEXT: void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -349,15 +318,11 @@ void test11(id (*f)(void) __attribute__((ns_returns_retained))) {
   // CHECK:      [[F:%.*]] = alloca i8* ()*, align
   // CHECK-NEXT: [[X:%.*]] = alloca i8*, align
   // CHECK-NEXT: store i8* ()* {{%.*}}, i8* ()** [[F]], align
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = load i8* ()** [[F]], align
   // CHECK-NEXT: [[T1:%.*]] = call i8* [[T0]]()
   // CHECK-NEXT: store i8* [[T1]], i8** [[X]], align
   // CHECK-NEXT: [[T3:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T3]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
   id x = f();
 }
@@ -370,8 +335,6 @@ void test12(void) {
   // CHECK-NEXT: [[Y:%.*]] = alloca i8*, align
 
   __weak id x = test12_helper();
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = call i8* @test12_helper()
   // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
   // CHECK-NEXT: call i8* @objc_initWeak(i8** [[X]], i8* [[T1]])
@@ -384,18 +347,12 @@ void test12(void) {
   // CHECK-NEXT: call void @objc_release(i8* [[T1]])
 
   id y = x;
-  // CHECK-NEXT: [[YPTR1:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[YPTR1]])
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_loadWeakRetained(i8** [[X]])
   // CHECK-NEXT: store i8* [[T2]], i8** [[Y]], align
 
   // CHECK-NEXT: [[T4:%.*]] = load i8** [[Y]]
   // CHECK-NEXT: call void @objc_release(i8* [[T4]]) [[NUW]], !clang.imprecise_release
-  // CHECK-NEXT: [[YPTR2:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: void @llvm.lifetime.end(i64 8, i8* [[YPTR2]])
   // CHECK-NEXT: call void @objc_destroyWeak(i8** [[X]])
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK: ret void
 }
 
@@ -403,8 +360,6 @@ void test12(void) {
 void test13(void) {
   // CHECK-LABEL:      define void @test13()
   // CHECK:      [[X:%.*]] = alloca i8*, align
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[X]], align
   id x;
 
@@ -430,8 +385,6 @@ void test13(void) {
 
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]]) [[NUW]]
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -910,8 +863,6 @@ void test33(Test33 *ptr) {
   // CHECK-NEXT: objc_retain
   // CHECK-NEXT: bitcast
   // CHECK-NEXT: store
-  // CHECK-NEXT: bitcast
-  // CHECK-NEXT: call void @llvm.lifetime.start
   // CHECK-NEXT: store [[A_T]]* null, [[A_T]]** [[A]]
 
   // CHECK-NEXT: load [[TEST33]]** [[PTR]]
@@ -974,8 +925,6 @@ void test33(Test33 *ptr) {
   // CHECK-NEXT: load
   // CHECK-NEXT: bitcast
   // CHECK-NEXT: objc_release
-  // CHECK-NEXT: bitcast
-  // CHECK-NEXT: call void @llvm.lifetime.end
   // CHECK-NEXT: load
   // CHECK-NEXT: bitcast
   // CHECK-NEXT: objc_release
@@ -1014,8 +963,6 @@ void test37(void) {
   // CHECK-LABEL:    define void @test37()
   // CHECK:      [[VAR:%.*]] = alloca [[TEST37:%.*]]*,
   // CHECK-NEXT: [[TEMP:%.*]] = alloca i8*
-  // CHECK-NEXT: [[VARPTR1:%.*]] = bitcast [[TEST37]]** [[VAR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[VARPTR1]])
   // CHECK-NEXT: store [[TEST37]]* null, [[TEST37]]** [[VAR]]
 
   // CHECK-NEXT: [[W0:%.*]] = load [[TEST37]]** [[VAR]]
@@ -1036,8 +983,6 @@ void test37(void) {
   // CHECK-NEXT: [[T0:%.*]] = load [[TEST37]]** [[VAR]]
   // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST37]]* [[T0]] to i8*
   // CHECK-NEXT: call void @objc_release(i8* [[T1]])
-  // CHECK-NEXT: [[VARPTR2:%.*]] = bitcast [[TEST37]]** [[VAR]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[VARPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -1094,8 +1039,6 @@ void test47(void) {
 
   // CHECK-LABEL:    define void @test47()
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[X]]
   // CHECK-NEXT: [[CALL:%.*]] = call i8* @test47_helper()
   // CHECK-NEXT: [[T0:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[CALL]])
@@ -1108,8 +1051,6 @@ void test47(void) {
   // CHECK-NEXT: call void @objc_release(i8* [[T3]])
   // CHECK-NEXT: [[T4:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T4]])
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -1118,8 +1059,6 @@ void test48(void) {
   __weak id x = x = test48_helper();
   // CHECK-LABEL:    define void @test48()
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = call i8* @objc_initWeak(i8** [[X]], i8* null)
   // CHECK-NEXT: [[T1:%.*]] = call i8* @test48_helper()
   // CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T1]])
@@ -1127,8 +1066,6 @@ void test48(void) {
   // CHECK-NEXT: [[T4:%.*]] = call i8* @objc_storeWeak(i8** [[X]], i8* [[T3]])
   // CHECK-NEXT: call void @objc_release(i8* [[T2]])
   // CHECK-NEXT: call void @objc_destroyWeak(i8** [[X]])
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -1137,8 +1074,6 @@ void test49(void) {
   __autoreleasing id x = x = test49_helper();
   // CHECK-LABEL:    define void @test49()
   // CHECK:      [[X:%.*]] = alloca i8*
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK-NEXT: store i8* null, i8** [[X]]
   // CHECK-NEXT: [[CALL:%.*]] = call i8* @test49_helper()
   // CHECK-NEXT: [[T0:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[CALL]])
@@ -1146,8 +1081,6 @@ void test49(void) {
   // CHECK-NEXT: store i8* [[T2]], i8** [[X]]
   // CHECK-NEXT: [[T3:%.*]] = call i8* @objc_retainAutorelease(i8* [[T1]])
   // CHECK-NEXT: store i8* [[T3]], i8** [[X]]
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -1183,14 +1116,10 @@ id test52(void) {
 // CHECK-LABEL:    define i8* @test52()
 // CHECK:      [[X:%.*]] = alloca i32
 // CHECK-NEXT: [[TMPALLOCA:%.*]] = alloca i8*
-// CHECK-NEXT: [[XPTR1:%.*]] = bitcast i32* [[X]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.start(i64 4, i8* [[XPTR1]])
 // CHECK-NEXT: store i32 5, i32* [[X]],
 // CHECK-NEXT: [[T0:%.*]] = load i32* [[X]],
 // CHECK-NEXT: [[T1:%.*]] = call i8* @test52_helper(i32 [[T0]])
 // CHECK-NEXT: store i8* [[T1]], i8** [[TMPALLOCA]]
-// CHECK-NEXT: [[XPTR2:%.*]] = bitcast i32* [[X]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.end(i64 4, i8* [[XPTR2]])
 // CHECK-NEXT: [[T2:%.*]] = load i8** [[TMPALLOCA]]
 // CHECK-NEXT: [[T3:%.*]] = tail call i8* @objc_autoreleaseReturnValue(i8* [[T2]])
 // CHECK-NEXT: ret i8* [[T3]]
@@ -1205,10 +1134,6 @@ void test53(void) {
 // CHECK:      [[X:%.*]] = alloca i8*,
 // CHECK-NEXT: [[Y:%.*]] = alloca i8*,
 // CHECK-NEXT: [[TMPALLOCA:%.*]] = alloca i8*,
-// CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
-// CHECK-NEXT: [[YPTR1:%.*]] = bitcast i8** [[Y]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[YPTR1]])
 // CHECK-NEXT: [[T0:%.*]] = call i8* @test53_helper()
 // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
 // CHECK-NEXT: store i8* [[T1]], i8** [[Y]],
@@ -1217,15 +1142,11 @@ void test53(void) {
 // CHECK-NEXT: store i8* [[T1]], i8** [[TMPALLOCA]]
 // CHECK-NEXT: [[T2:%.*]] = load i8** [[Y]]
 // CHECK-NEXT: call void @objc_release(i8* [[T2]])
-// CHECK-NEXT: [[YPTR2:%.*]] = bitcast i8** [[Y]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[YPTR2]])
 // CHECK-NEXT: [[T3:%.*]] = load i8** [[TMPALLOCA]]
 // CHECK-NEXT: store i8* [[T3]], i8** [[X]],
 // CHECK-NEXT: load i8** [[X]],
 // CHECK-NEXT: [[T0:%.*]] = load i8** [[X]]
 // CHECK-NEXT: call void @objc_release(i8* [[T0]])
-// CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
 // CHECK-NEXT: ret void
 }
 
@@ -1272,14 +1193,10 @@ void test56_test(void) {
   id x = [Test56 make];
   // CHECK-LABEL: define void @test56_test()
   // CHECK:      [[X:%.*]] = alloca i8*, align 8
-  // CHECK-NEXT: [[XPTR1:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[XPTR1]])
   // CHECK:      [[T0:%.*]] = call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(
   // CHECK-NEXT: store i8* [[T0]], i8** [[X]]
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[X]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]])
-  // CHECK-NEXT: [[XPTR2:%.*]] = bitcast i8** [[X]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[XPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -1359,8 +1276,6 @@ void test61(void) {
   // CHECK-NEXT: call void @objc_release(i8* [[T1]])
   [test61_make() performSelector: @selector(test61_void)];
 
-  // CHECK-NEXT: [[YPTR1:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[YPTR1]])
   // CHECK-NEXT: [[T0:%.*]] = call i8* @test61_make()
   // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
   // CHECK-NEXT: [[T2:%.*]] = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_
@@ -1373,8 +1288,6 @@ void test61(void) {
 
   // CHECK-NEXT: [[T0:%.*]] = load i8** [[Y]]
   // CHECK-NEXT: call void @objc_release(i8* [[T0]])
-  // CHECK-NEXT: [[YPTR2:%.*]] = bitcast i8** [[Y]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[YPTR2]])
   // CHECK-NEXT: ret void
 }
 
@@ -1382,14 +1295,11 @@ void test61(void) {
 void test62(void) {
   // CHECK-LABEL:    define void @test62()
   // CHECK:      [[I:%.*]] = alloca i32, align 4
-  // CHECK-NEXT: [[CLEANUP_DEST_SLOT:%.*]] = alloca i32
   // CHECK-NEXT: [[CLEANUP_VALUE:%.*]] = alloca i8*
   // CHECK-NEXT: [[CLEANUP_REQUIRED:%.*]] = alloca i1
   extern id test62_make(void);
   extern void test62_body(void);
 
-  // CHECK-NEXT: [[IPTR:%.*]] = bitcast i32* [[I]] to i8*
-  // CHECK-NEXT: call void @llvm.lifetime.start(i64 4, i8* [[IPTR]])
   // CHECK-NEXT: store i32 0, i32* [[I]], align 4
   // CHECK-NEXT: br label
 
@@ -1481,12 +1391,8 @@ void test67(void) {
 }
 // CHECK-LABEL:    define void @test67()
 // CHECK:      [[CL:%.*]] = alloca i8*, align 8
-// CHECK-NEXT: [[CLPTR1:%.*]] = bitcast i8** [[CL]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[CLPTR1]])
 // CHECK-NEXT: [[T0:%.*]] = call i8* @test67_helper()
 // CHECK-NEXT: store i8* [[T0]], i8** [[CL]], align 8
-// CHECK-NEXT: [[CLPTR2:%.*]] = bitcast i8** [[CL]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[CLPTR2]])
 // CHECK-NEXT: ret void
 
 Class test68_helper(void);
@@ -1495,15 +1401,11 @@ void test68(void) {
 }
 // CHECK-LABEL:    define void @test68()
 // CHECK:      [[CL:%.*]] = alloca i8*, align 8
-// CHECK-NEXT: [[CLPTR1:%.*]] = bitcast i8** [[CL]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.start(i64 8, i8* [[CLPTR1]])
 // CHECK-NEXT: [[T0:%.*]] = call i8* @test67_helper()
 // CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
 // CHECK-NEXT: store i8* [[T1]], i8** [[CL]], align 8
 // CHECK-NEXT: [[T2:%.*]] = load i8** [[CL]]
 // CHECK-NEXT: call void @objc_release(i8* [[T2]])
-// CHECK-NEXT: [[CLPTR2:%.*]] = bitcast i8** [[CL]] to i8*
-// CHECK-NEXT: call void @llvm.lifetime.end(i64 8, i8* [[CLPTR2]])
 // CHECK-NEXT: ret void
 
 // rdar://problem/10564852
diff --git a/clang/test/CodeGenObjC/exceptions.m b/clang/test/CodeGenObjC/exceptions.m
index 8e3a6efbc40..92f68292fff 100644
--- a/clang/test/CodeGenObjC/exceptions.m
+++ b/clang/test/CodeGenObjC/exceptions.m
@@ -82,8 +82,6 @@ void f3() {
   extern void f3_helper(int, int*);
 
   // CHECK:      [[X:%.*]] = alloca i32
-  // CHECK:      [[XPTR:%.*]] = bitcast i32* [[X]] to i8*
-  // CHECK:      call void @llvm.lifetime.start(i64 4, i8* [[XPTR]])
   // CHECK:      store i32 0, i32* [[X]]
   int x = 0;
 
@@ -124,7 +122,6 @@ void f3() {
   }
 
   // CHECK:      call void @f3_helper(i32 4, i32* [[X]])
-  // CHECK-NEXT: call void @llvm.lifetime.end(i64 4, i8* [[XPTR]])
   // CHECK-NEXT: ret void
   f3_helper(4, &x);
 }