diff -ur apache-log4cxx-0.10.0.orig/src/test/cpp/xml/domtestcase.cpp apache-log4cxx-0.10.0.gcc6-tests/src/test/cpp/xml/domtestcase.cpp

--- apache-log4cxx-0.10.0.orig/src/test/cpp/xml/domtestcase.cpp	2008-04-01 00:33:13.000000000 +0200

+++ apache-log4cxx-0.10.0.gcc6-tests/src/test/cpp/xml/domtestcase.cpp	2016-12-22 13:24:18.277648230 +0100

@@ -190,12 +190,12 @@

                 DOMConfigurator::configure(LOG4CXX_TEST_STR("input/xml/DOMTestCase3.xml"));

                 LOG4CXX_INFO(logger, "File name is expected to end with a superscript 3");

 #if LOG4CXX_LOGCHAR_IS_UTF8

-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xC2, 0xB3, 0 };

+                const unsigned char fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xC2, 0xB3, 0 };

 #else

-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xB3, 0 };

+                const unsigned char fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xB3, 0 };

 #endif

                 File file;

-                file.setPath(fname);

+                file.setPath((const logchar *)fname);

                 Pool p;

                 bool exists = file.exists(p);

                 LOGUNIT_ASSERT(exists);

@@ -209,12 +209,12 @@

                 DOMConfigurator::configure(LOG4CXX_TEST_STR("input/xml/DOMTestCase4.xml"));

                 LOG4CXX_INFO(logger, "File name is expected to end with an ideographic 4");

 #if LOG4CXX_LOGCHAR_IS_UTF8

-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xE3, 0x86, 0x95, 0 };

+                const unsigned char fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xE3, 0x86, 0x95, 0 };

 #else

-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0x3195, 0 };

+                const unsigned char fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0x3195, 0 };

 #endif

                 File file;

-                file.setPath(fname);

+                file.setPath((const logchar *)fname);

                 Pool p;

                 bool exists = file.exists(p);

                 LOGUNIT_ASSERT(exists);