Fix warnings.

3 files changed, 4 insertions, 3 deletions

diff --git a/test/ffmpeg_examiner_test.cc b/test/ffmpeg_examiner_test.cc
index 26834aafc..a2f78c28a 100644
--- a/test/ffmpeg_examiner_test.cc
+++ b/test/ffmpeg_examiner_test.cc
@@ -37,6 +37,6 @@ BOOST_AUTO_TEST_CASE (ffmpeg_examiner_test)
 	shared_ptr<FFmpegExaminer> examiner (new FFmpegExaminer (content));
 
 	BOOST_CHECK_EQUAL (examiner->first_video().get(), ContentTime::from_seconds (600));
-	BOOST_CHECK_EQUAL (examiner->audio_streams().size(), 1);
+	BOOST_CHECK_EQUAL (examiner->audio_streams().size(), 1U);
 	BOOST_CHECK_EQUAL (examiner->audio_streams()[0]->first_audio.get(), ContentTime::from_seconds (600));
 }
diff --git a/test/test.cc b/test/test.cc
index 5dd591ddc..0636c6e48 100644
--- a/test/test.cc
+++ b/test/test.cc
@@ -46,6 +46,7 @@ using std::min;
 using std::cout;
 using std::cerr;
 using std::list;
+using std::abs;
 using boost::shared_ptr;
 using boost::scoped_array;
 
@@ -143,7 +144,7 @@ check_audio_file (boost::filesystem::path ref, boost::filesystem::path check)
 		BOOST_CHECK_EQUAL (r, this_time);
 
 		for (sf_count_t i = 0; i < this_time; ++i) {
-			BOOST_REQUIRE (fabs (ref_buffer[i] - check_buffer[i]) <= 65536);
+			BOOST_REQUIRE (abs (ref_buffer[i] - check_buffer[i]) <= 65536);
 		}
 
 		N -= this_time;
diff --git a/test/video_decoder_fill_test.cc b/test/video_decoder_fill_test.cc
index 9ee00450d..85dafd93f 100644
--- a/test/video_decoder_fill_test.cc
+++ b/test/video_decoder_fill_test.cc
@@ -33,7 +33,7 @@ BOOST_AUTO_TEST_CASE (video_decoder_fill_test1)
 	ImageDecoder decoder (c);
 
 	decoder.fill_2d (0, 4);
-	BOOST_CHECK_EQUAL (decoder._decoded_video.size(), 4);
+	BOOST_CHECK_EQUAL (decoder._decoded_video.size(), 4U);
 	list<ContentVideo>::iterator i = decoder._decoded_video.begin();	
 	for (int j = 0; j < 4; ++j) {
 		BOOST_CHECK_EQUAL (i->frame, j);