diff --git a/llvm/test/Transforms/LowerConstantIntrinsics/objectsize_basic.ll b/llvm/test/Transforms/LowerConstantIntrinsics/objectsize_basic.ll
index 6d5e5080f13c7..f6ba114d61f6b 100644
--- a/llvm/test/Transforms/LowerConstantIntrinsics/objectsize_basic.ll
+++ b/llvm/test/Transforms/LowerConstantIntrinsics/objectsize_basic.ll
@@ -1,3 +1,4 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt -lower-constant-intrinsics -S < %s | FileCheck %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"
@@ -7,92 +8,110 @@ declare i64 @llvm.objectsize.i64(i8*, i1, i1, i1) nounwind readonly
 declare i64 @llvm.objectsize.i64.p1i8(i8 addrspace(1)*, i1, i1, i1) nounwind readonly
 declare void @llvm.trap() nounwind
 
-; CHECK-LABEL: @test1(
 ; objectsize should fold to a constant, which causes the branch to fold to an
 ; uncond branch.
 define i32 @test1(i8* %ptr) nounwind ssp noredzone align 2 {
+; CHECK-LABEL: @test1(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    br label [[T:%.*]]
+; CHECK:       T:
+; CHECK-NEXT:    ret i32 4
+;
 entry:
   %0 = tail call i64 @llvm.objectsize.i64(i8* %ptr, i1 false, i1 false, i1 false)
   %1 = icmp ugt i64 %0, 3
   br i1 %1, label %T, label %trap
 
-; CHECK: entry:
-; CHECK-NOT: label %trap
 
 trap:                                             ; preds = %0, %entry
   tail call void @llvm.trap() noreturn nounwind
   unreachable
 
 T:
-; CHECK: ret i32 4
   ret i32 4
 }
 
-; CHECK-LABEL: @test_objectsize_null_flag(
 define i64 @test_objectsize_null_flag(i8* %ptr) {
+; CHECK-LABEL: @test_objectsize_null_flag(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    ret i64 -1
+;
 entry:
-  ; CHECK: ret i64 -1
   %0 = tail call i64 @llvm.objectsize.i64(i8* null, i1 false, i1 true, i1 false)
   ret i64 %0
 }
 
-; CHECK-LABEL: @test_objectsize_null_flag_min(
 define i64 @test_objectsize_null_flag_min(i8* %ptr) {
+; CHECK-LABEL: @test_objectsize_null_flag_min(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    ret i64 0
+;
 entry:
-  ; CHECK: ret i64 0
   %0 = tail call i64 @llvm.objectsize.i64(i8* null, i1 true, i1 true, i1 false)
   ret i64 %0
 }
 
 ; Test foldable null pointers because we evaluate them with non-exact modes in
 ; CodeGenPrepare.
-; CHECK-LABEL: @test_objectsize_null_flag_noas0(
 define i64 @test_objectsize_null_flag_noas0() {
+; CHECK-LABEL: @test_objectsize_null_flag_noas0(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    ret i64 -1
+;
 entry:
-  ; CHECK: ret i64 -1
   %0 = tail call i64 @llvm.objectsize.i64.p1i8(i8 addrspace(1)* null, i1 false,
-                                               i1 true, i1 false)
+  i1 true, i1 false)
   ret i64 %0
 }
 
-; CHECK-LABEL: @test_objectsize_null_flag_min_noas0(
 define i64 @test_objectsize_null_flag_min_noas0() {
+; CHECK-LABEL: @test_objectsize_null_flag_min_noas0(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    ret i64 0
+;
 entry:
-  ; CHECK: ret i64 0
   %0 = tail call i64 @llvm.objectsize.i64.p1i8(i8 addrspace(1)* null, i1 true,
-                                               i1 true, i1 false)
+  i1 true, i1 false)
   ret i64 %0
 }
 
-; CHECK-LABEL: @test_objectsize_null_known_flag_noas0
 define i64 @test_objectsize_null_known_flag_noas0() {
+; CHECK-LABEL: @test_objectsize_null_known_flag_noas0(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    ret i64 -1
+;
 entry:
-  ; CHECK: ret i64 -1
   %0 = tail call i64 @llvm.objectsize.i64.p1i8(i8 addrspace(1)* null, i1 false,
-                                               i1 false, i1 false)
+  i1 false, i1 false)
   ret i64 %0
 }
 
-; CHECK-LABEL: @test_objectsize_null_known_flag_min_noas0
 define i64 @test_objectsize_null_known_flag_min_noas0() {
+; CHECK-LABEL: @test_objectsize_null_known_flag_min_noas0(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    ret i64 0
+;
 entry:
-  ; CHECK: ret i64 0
   %0 = tail call i64 @llvm.objectsize.i64.p1i8(i8 addrspace(1)* null, i1 true,
-                                               i1 false, i1 false)
+  i1 false, i1 false)
   ret i64 %0
 }
 
-; CHECK-LABEL: @test_objectsize_byval_arg(
-; CHECK: ret i64 42
 define i64 @test_objectsize_byval_arg([42 x i8]* byval([42 x i8]) %ptr) {
+; CHECK-LABEL: @test_objectsize_byval_arg(
+; CHECK-NEXT:    [[CAST:%.*]] = bitcast [42 x i8]* [[PTR:%.*]] to i8*
+; CHECK-NEXT:    ret i64 42
+;
   %cast = bitcast [42 x i8]* %ptr to i8*
   %size = tail call i64 @llvm.objectsize.i64(i8* %cast, i1 true, i1 false, i1 false)
   ret i64 %size
 }
 
-; CHECK-LABEL: @test_objectsize_byref_arg(
-; CHECK: ret i64 42
 define i64 @test_objectsize_byref_arg([42 x i8]* byref([42 x i8]) %ptr) {
+; CHECK-LABEL: @test_objectsize_byref_arg(
+; CHECK-NEXT:    [[CAST:%.*]] = bitcast [42 x i8]* [[PTR:%.*]] to i8*
+; CHECK-NEXT:    ret i64 42
+;
   %cast = bitcast [42 x i8]* %ptr to i8*
   %size = tail call i64 @llvm.objectsize.i64(i8* %cast, i1 true, i1 false, i1 false)
   ret i64 %size
@@ -119,3 +138,15 @@ define i64 @vla_pointer_size_mismatch(i42 %x) {
   %objsize = call i64 @llvm.objectsize.i64(i8* %G1, i1 false, i1 true, i1 true)
   ret i64 %objsize
 }
+
+declare i8* @malloc(i64)
+
+define i64 @test_objectsize_malloc() {
+; CHECK-LABEL: @test_objectsize_malloc(
+; CHECK-NEXT:    [[PTR:%.*]] = call i8* @malloc(i64 16)
+; CHECK-NEXT:    ret i64 -1
+;
+  %ptr = call i8* @malloc(i64 16)
+  %objsize = call i64 @llvm.objectsize.i64(i8* %ptr, i1 false, i1 true, i1 true)
+  ret i64 %objsize
+}