[ignition] Fix more -Wsign-compare warnings.

test/unittests/interpreter/constant-array-builder-unittest.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/factory.h"
 #include "src/handles-inl.h"
 #include "src/interpreter/constant-array-builder.h"
 #include "src/isolate.h"
@@ skipping 32 matching lines @@
 TEST_F(ConstantArrayBuilderTest, ToFixedArray) {
   CanonicalHandleScope canonical(isolate());
   ConstantArrayBuilder builder(zone(), isolate()->factory()->the_hole_value());
   static const size_t kNumberOfElements = 37;
   for (size_t i = 0; i < kNumberOfElements; i++) {
     Handle<Object> object = isolate()->factory()->NewNumberFromSize(i);
     builder.Insert(object);
     CHECK(builder.At(i)->SameValue(*object));
   }
   Handle<FixedArray> constant_array = builder.ToFixedArray(isolate());
-  CHECK_EQ(constant_array->length(), kNumberOfElements);
+  CHECK_EQ(constant_array->length(), static_cast<int>(kNumberOfElements));
   for (size_t i = 0; i < kNumberOfElements; i++) {
     CHECK(constant_array->get(static_cast<int>(i))->SameValue(*builder.At(i)));
   }
 }
 
 TEST_F(ConstantArrayBuilderTest, ToLargeFixedArray) {
   CanonicalHandleScope canonical(isolate());
   ConstantArrayBuilder builder(zone(), isolate()->factory()->the_hole_value());
   static const size_t kNumberOfElements = 37373;
   for (size_t i = 0; i < kNumberOfElements; i++) {
     Handle<Object> object = isolate()->factory()->NewNumberFromSize(i);
     builder.Insert(object);
     CHECK(builder.At(i)->SameValue(*object));
   }
   Handle<FixedArray> constant_array = builder.ToFixedArray(isolate());
-  CHECK_EQ(constant_array->length(), kNumberOfElements);
+  CHECK_EQ(constant_array->length(), static_cast<int>(kNumberOfElements));
   for (size_t i = 0; i < kNumberOfElements; i++) {
     CHECK(constant_array->get(static_cast<int>(i))->SameValue(*builder.At(i)));
   }
 }
 
 TEST_F(ConstantArrayBuilderTest, ToLargeFixedArrayWithReservations) {
   CanonicalHandleScope canonical(isolate());
   ConstantArrayBuilder builder(zone(), isolate()->factory()->the_hole_value());
   static const size_t kNumberOfElements = 37373;
   for (size_t i = 0; i < kNumberOfElements; i++) {
     builder.CommitReservedEntry(builder.CreateReservedEntry(),
                                 Smi::FromInt(static_cast<int>(i)));
   }
   Handle<FixedArray> constant_array = builder.ToFixedArray(isolate());
-  CHECK_EQ(constant_array->length(), kNumberOfElements);
+  CHECK_EQ(constant_array->length(), static_cast<int>(kNumberOfElements));
   for (size_t i = 0; i < kNumberOfElements; i++) {
     CHECK(constant_array->get(static_cast<int>(i))->SameValue(*builder.At(i)));
   }
 }
 
 TEST_F(ConstantArrayBuilderTest, AllocateEntriesWithIdx8Reservations) {
   CanonicalHandleScope canonical(isolate());
   for (size_t reserved = 1; reserved < k8BitCapacity; reserved *= 3) {
     ConstantArrayBuilder builder(zone(),
                                  isolate()->factory()->the_hole_value());
@@ skipping 246 matching lines @@
 
   // Check values after reserved entries are inserted.
   for (size_t i = 0; i < k16BitCapacity; i++) {
     CHECK_EQ(Handle<Smi>::cast(builder.At(i))->value(), static_cast<int>(i));
   }
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8