Hello. MSVC stumble over
static struct longopt_opt_decl options[] = { ..... {'\0', 128, 0, { "--gc-debug" } }, {'\0', 0, 0, { } } } Рlease, replace it by RCS file: /cvs/public/parrot/test_main.c,v retrieving revision 1.66 diff -r1.66 test_main.c 36c36 < {'\0', 0, 0, { } } --- > {'\0', 0, 0, { "" } } or as you find convenient. Nick. P.S. I didn't find Ticket about it. Sorry to trouble you if it present.