Fix more -Werror=sign-compare bugs with GCC 4.9.2

test/unittests/counters-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 <vector>
 
 #include "src/counters.h"
 #include "src/handles-inl.h"
 #include "src/objects-inl.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 31 matching lines @@
   MockHistogram mock_;
 };
 
 }  // namespace
 
 
 TEST_F(AggregatedMemoryHistogramTest, OneSample1) {
   FLAG_histogram_interval = 10;
   AddSample(10, 1000);
   AddSample(20, 1000);
-  EXPECT_EQ(1, samples()->size());
+  EXPECT_EQ(1U, samples()->size());
   EXPECT_EQ(1000, (*samples())[0]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, OneSample2) {
   FLAG_histogram_interval = 10;
   AddSample(10, 500);
   AddSample(20, 1000);
-  EXPECT_EQ(1, samples()->size());
+  EXPECT_EQ(1U, samples()->size());
   EXPECT_EQ(750, (*samples())[0]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, OneSample3) {
   FLAG_histogram_interval = 10;
   AddSample(10, 500);
   AddSample(15, 500);
   AddSample(15, 1000);
   AddSample(20, 1000);
-  EXPECT_EQ(1, samples()->size());
+  EXPECT_EQ(1U, samples()->size());
   EXPECT_EQ(750, (*samples())[0]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, OneSample4) {
   FLAG_histogram_interval = 10;
   AddSample(10, 500);
   AddSample(15, 750);
   AddSample(20, 1000);
-  EXPECT_EQ(1, samples()->size());
+  EXPECT_EQ(1U, samples()->size());
   EXPECT_EQ(750, (*samples())[0]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples1) {
   FLAG_histogram_interval = 10;
   AddSample(10, 1000);
   AddSample(30, 1000);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ(1000, (*samples())[0]);
   EXPECT_EQ(1000, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples2) {
   FLAG_histogram_interval = 10;
   AddSample(10, 1000);
   AddSample(20, 1000);
   AddSample(30, 1000);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ(1000, (*samples())[0]);
   EXPECT_EQ(1000, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples3) {
   FLAG_histogram_interval = 10;
   AddSample(10, 1000);
   AddSample(20, 1000);
   AddSample(20, 500);
   AddSample(30, 500);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ(1000, (*samples())[0]);
   EXPECT_EQ(500, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples4) {
   FLAG_histogram_interval = 10;
   AddSample(10, 1000);
   AddSample(30, 0);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ(750, (*samples())[0]);
   EXPECT_EQ(250, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples5) {
   FLAG_histogram_interval = 10;
   AddSample(10, 0);
   AddSample(30, 1000);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ(250, (*samples())[0]);
   EXPECT_EQ(750, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples6) {
   FLAG_histogram_interval = 10;
   AddSample(10, 0);
   AddSample(15, 1000);
   AddSample(30, 1000);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ((500 + 1000) / 2, (*samples())[0]);
   EXPECT_EQ(1000, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples7) {
   FLAG_histogram_interval = 10;
   AddSample(10, 0);
   AddSample(15, 1000);
   AddSample(25, 0);
   AddSample(30, 1000);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ((500 + 750) / 2, (*samples())[0]);
   EXPECT_EQ((250 + 500) / 2, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, TwoSamples8) {
   FLAG_histogram_interval = 10;
   AddSample(10, 1000);
   AddSample(15, 0);
   AddSample(25, 1000);
   AddSample(30, 0);
-  EXPECT_EQ(2, samples()->size());
+  EXPECT_EQ(2U, samples()->size());
   EXPECT_EQ((500 + 250) / 2, (*samples())[0]);
   EXPECT_EQ((750 + 500) / 2, (*samples())[1]);
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, ManySamples1) {
   FLAG_histogram_interval = 10;
   const int kMaxSamples = 1000;
   AddSample(0, 0);
   AddSample(10 * kMaxSamples, 10 * kMaxSamples);
-  EXPECT_EQ(kMaxSamples, samples()->size());
+  EXPECT_EQ(static_cast<unsigned>(kMaxSamples), samples()->size());
   for (int i = 0; i < kMaxSamples; i++) {
     EXPECT_EQ(i * 10 + 5, (*samples())[i]);
   }
 }
 
 
 TEST_F(AggregatedMemoryHistogramTest, ManySamples2) {
   FLAG_histogram_interval = 10;
   const int kMaxSamples = 1000;
   AddSample(0, 0);
   AddSample(10 * (2 * kMaxSamples), 10 * (2 * kMaxSamples));
-  EXPECT_EQ(kMaxSamples, samples()->size());
+  EXPECT_EQ(static_cast<unsigned>(kMaxSamples), samples()->size());
   for (int i = 0; i < kMaxSamples; i++) {
     EXPECT_EQ(i * 10 + 5, (*samples())[i]);
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8