decoder/ffmpeg, test/test_protocol: catch exceptions by reference

Work around -Werror=catch-value.
2017-11-12 18:52:11 +01:00
parent 18add29472
commit a2b77c8813
3 changed files with 3 additions and 2 deletions
--- a/test/test_protocol.cxx
+++ b/test/test_protocol.cxx
@@ -37,7 +37,7 @@ ArgParserTest::TestRange()
 	try {
 		range = ParseCommandArgRange("-2");
 		CPPUNIT_ASSERT(false);
-	} catch (ProtocolError) {
+	} catch (const ProtocolError &) {
 		CPPUNIT_ASSERT(true);
 	}
 }