Fix some warnings raised by the macOS compiler.

4 files changed, 5 insertions, 6 deletions

diff --git a/test/combine_test.cc b/test/combine_test.cc
index 4c7528c8..c773907f 100644
--- a/test/combine_test.cc
+++ b/test/combine_test.cc
@@ -540,7 +540,7 @@ BOOST_AUTO_TEST_CASE(combine_ov_with_vf)
 		}
 	}
 
-	BOOST_CHECK_EQUAL(sub_files, 1U);
+	BOOST_CHECK_EQUAL(sub_files, 1);
 }
 
 
diff --git a/test/dcp_test.cc b/test/dcp_test.cc
index 92569430..d0185d76 100644
--- a/test/dcp_test.cc
+++ b/test/dcp_test.cc
@@ -216,7 +216,7 @@ test_rewriting_sound(string name, bool modify)
 	bool need_to_modify = modify;
 	for (int i = 0; i < A_sound->asset()->intrinsic_duration(); ++i) {
 		auto sf = reader->get_frame (i);
-		float* out[sf->channels()];
+		vector<float*> out(sf->channels());
 		for (int j = 0; j < sf->channels(); ++j) {
 			out[j] = new float[sf->samples()];
 		}
@@ -229,7 +229,7 @@ test_rewriting_sound(string name, bool modify)
 				}
 			}
 		}
-		writer->write(out, sf->channels(), sf->samples());
+		writer->write(out.data(), sf->channels(), sf->samples());
 		for (int j = 0; j < sf->channels(); ++j) {
 			delete[] out[j];
 		}
diff --git a/test/mono_mpeg2_picture_write_test.cc b/test/mono_mpeg2_picture_write_test.cc
index 44ce5ae4..1c561e45 100644
--- a/test/mono_mpeg2_picture_write_test.cc
+++ b/test/mono_mpeg2_picture_write_test.cc
@@ -46,7 +46,6 @@ BOOST_AUTO_TEST_CASE(mpeg_mono_picture_write_test)
 {
 	boost::filesystem::path dir = "build/test/mpeg2_mono_picture_write_test";
 
-	boost::system::error_code ec;
 	boost::filesystem::remove_all(dir);
 	boost::filesystem::create_directories(dir);
 
diff --git a/test/test.cc b/test/test.cc
index 42619683..42e30303 100644
--- a/test/test.cc
+++ b/test/test.cc
@@ -315,14 +315,14 @@ simple_sound(boost::filesystem::path path, string suffix, dcp::MXFMetadata mxf_m
 
 	int const samples_per_frame = sample_rate / 24;
 
-	float* silence[channels];
+	vector<float*> silence(channels);
 	for (auto i = 0; i < channels; ++i) {
 		silence[i] = new float[samples_per_frame];
 		memset (silence[i], 0, samples_per_frame * sizeof(float));
 	}
 
 	for (auto i = 0; i < frames; ++i) {
-		sound_writer->write(silence, channels, samples_per_frame);
+		sound_writer->write(silence.data(), channels, samples_per_frame);
 	}
 
 	sound_writer->finalize ();