https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69703
--- Comment #6 from Andreas Schwab <sch...@linux-m68k.org> --- The tests fail on m68k. Output: 66855.exe: /daten/aranym/gcc/gcc-20160420/libstdc++-v3/testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc:68: void test02(): Assertion `buf[0] == utf16[0]' failed. Output: 69703.exe: /daten/aranym/gcc/gcc-20160420/libstdc++-v3/testsuite/22_locale/codecvt/codecvt_utf8/69703.cc:54: void test02(): Assertion `in[0] == u'a'' failed.