MoarVM compiler warnings on Windows

debugserver.txt

compiling src\debug\debugserver.o
src\debug\debugserver.c: In function 'request_thread_resumes':
src\debug\debugserver.c:713:55: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "wrong state to resume from: %zu\n", MVM_load(&tc->gc_status));
                                                       ^
src\debug\debugserver.c:713:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "wrong state to resume from: %zu\n", MVM_load(&tc->gc_status));
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:713:55: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "wrong state to resume from: %zu\n", MVM_load(&tc->gc_status));
                                                       ^
src\debug\debugserver.c:713:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "wrong state to resume from: %zu\n", MVM_load(&tc->gc_status));
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:749:70: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "success resuming thread; its status is now %zu\n", MVM_load(&tc->gc_status));
                                                                      ^
src\debug\debugserver.c:749:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "success resuming thread; its status is now %zu\n", MVM_load(&tc->gc_status));
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:749:70: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "success resuming thread; its status is now %zu\n", MVM_load(&tc->gc_status));
                                                                      ^
src\debug\debugserver.c:749:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "success resuming thread; its status is now %zu\n", MVM_load(&tc->gc_status));
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c: In function 'send_thread_info':
src\debug\debugserver.c:913:13: warning: implicit declaration of function 'pthread_getname_np'; did you mean 'pthread_sigmask'? [-Wimplicit-function-declaration]
         if (pthread_getname_np((pthread_t)cur_thread->body.native_thread_id, threadname, 16) != 0) {
             ^~~~~~~~~~~~~~~~~~
             pthread_sigmask
src\debug\debugserver.c:913:33: error: 'pthread_t' undeclared (first use in this function); did you mean 'uv_read_t'?
         if (pthread_getname_np((pthread_t)cur_thread->body.native_thread_id, threadname, 16) != 0) {
                                 ^~~~~~~~~
                                 uv_read_t
src\debug\debugserver.c:913:33: note: each undeclared identifier is reported only once for each function it appears in
src\debug\debugserver.c:913:43: error: expected ')' before 'cur_thread'
         if (pthread_getname_np((pthread_t)cur_thread->body.native_thread_id, threadname, 16) != 0) {
                                           ^~~~~~~~~~
                                           )
src\debug\debugserver.c: In function 'request_find_method':
src\debug\debugserver.c:1305:104: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                                                                                                        ^
src\debug\debugserver.c:1305:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:1305:104: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                                                                                                        ^
src\debug\debugserver.c:1305:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c: In function 'request_object_decontainerize':
src\debug\debugserver.c:1337:104: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                                                                                                        ^
src\debug\debugserver.c:1337:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:1337:104: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                                                                                                        ^
src\debug\debugserver.c:1337:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c: In function 'create_context_or_code_obj_debug_handle':
src\debug\debugserver.c:1369:104: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                                                                                                        ^
src\debug\debugserver.c:1369:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:1369:104: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                                                                                                        ^
src\debug\debugserver.c:1369:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "can only retrieve a context or code obj handle if thread is 'UNABLE' (is %zu)\n", to_do->body.tc->gc_status);
                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c: In function 'socket_reader':
src\debug\debugserver.c:2295:41: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "asked to read %zu bytes\n", limit);
                                         ^
src\debug\debugserver.c:2295:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "asked to read %zu bytes\n", limit);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:2295:41: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "asked to read %zu bytes\n", limit);
                                         ^
src\debug\debugserver.c:2295:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "asked to read %zu bytes\n", limit);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:2307:31: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "%zu ", read);
                               ^
src\debug\debugserver.c:2307:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "%zu ", read);
                             ^~~~~~
src\debug\debugserver.c:2307:31: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "%zu ", read);
                               ^
src\debug\debugserver.c:2307:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "%zu ", read);
                             ^~~~~~
src\debug\debugserver.c:2313:45: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "... recv received %zu bytes\n", total_read);
                                             ^
src\debug\debugserver.c:2313:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "... recv received %zu bytes\n", total_read);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:2313:45: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "... recv received %zu bytes\n", total_read);
                                             ^
src\debug\debugserver.c:2313:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "... recv received %zu bytes\n", total_read);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c: In function 'socket_writer':
src\debug\debugserver.c:2327:42: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "asked to send %3zu bytes: ", limit);
                                          ^
src\debug\debugserver.c:2327:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "asked to send %3zu bytes: ", limit);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:2327:42: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "asked to send %3zu bytes: ", limit);
                                          ^
src\debug\debugserver.c:2327:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "asked to send %3zu bytes: ", limit);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:2339:32: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "%2zu ", sent);
                                ^
src\debug\debugserver.c:2339:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "%2zu ", sent);
                             ^~~~~~~
src\debug\debugserver.c:2339:32: warning: unknown conversion type character 'z' in format [-Wformat=]
             fprintf(stderr, "%2zu ", sent);
                                ^
src\debug\debugserver.c:2339:29: warning: too many arguments for format [-Wformat-extra-args]
             fprintf(stderr, "%2zu ", sent);
                             ^~~~~~~
src\debug\debugserver.c:2344:42: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "... send sent %3zu bytes\n", total_sent);
                                          ^
src\debug\debugserver.c:2344:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "... send sent %3zu bytes\n", total_sent);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c:2344:42: warning: unknown conversion type character 'z' in format [-Wformat=]
         fprintf(stderr, "... send sent %3zu bytes\n", total_sent);
                                          ^
src\debug\debugserver.c:2344:25: warning: too many arguments for format [-Wformat-extra-args]
         fprintf(stderr, "... send sent %3zu bytes\n", total_sent);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
src\debug\debugserver.c: In function 'debugserver_worker':
src\debug\debugserver.c:2659:5: warning: implicit declaration of function 'pthread_setname_np'; did you mean 'pthread_sigmask'? [-Wimplicit-function-declaration]
     pthread_setname_np(pthread_self(), "debugserver");
     ^~~~~~~~~~~~~~~~~~
     pthread_sigmask
src\debug\debugserver.c:2659:24: warning: implicit declaration of function 'pthread_self'; did you mean 'uv_thread_self'? [-Wimplicit-function-declaration]
     pthread_setname_np(pthread_self(), "debugserver");
                        ^~~~~~~~~~~~
                        uv_thread_self
src\debug\debugserver.c:2678:71: warning: format '%n' expects argument of type 'int *', but argument 3 has type 'int' [-Wformat=]
             MVM_panic(1, "Debugserver: WSAStartup failed with error: %n", error);
                                                                      ~^   ~~~~~
                                                                      %d
src\debug\debugserver.c:2687:26: warning: comparison of integer expressions of different signedness: 'Socket' {aka 'long long unsigned int'} and 'int' [-Wsign-compare]
         if (listensocket == -1)
                          ^~

interp.txt

compiling src\core\interp.o
src\core\interp.c: In function 'MVM_interp_run':
src\core\interp.c:5557:51: warning: unknown conversion type character 'h' in format [-Wformat=]
                     MVM_exception_throw_adhoc(tc, "Invalid flags (%"PRIu64") or size (%hhu) value for writeint", flags, size);
                                                   ^~~~~~~~~~~~~~~~~~
src\core\interp.c:5557:89: note: format string is defined here
                     MVM_exception_throw_adhoc(tc, "Invalid flags (%"PRIu64") or size (%hhu) value for writeint", flags, size);
                                                                                         ^
src\core\interp.c:5557:51: warning: too many arguments for format [-Wformat-extra-args]
                     MVM_exception_throw_adhoc(tc, "Invalid flags (%"PRIu64") or size (%hhu) value for writeint", flags, size);
                                                   ^~~~~~~~~~~~~~~~~~
src\core\interp.c:3320:36: warning: variable 'coderef' might be clobbered by 'longjmp' or 'vfork' [-Wclobbered]
                         MVMObject *coderef;
                                    ^~~~~~~

threads.txt

compiling src\core\threads.o
In file included from src/moar.h:156,
                 from src\core\threads.c:1:
src\core\threads.c: In function 'MVM_thread_set_self_name':
src\core\threads.c:357:39: warning: implicit declaration of function 'pthread_setname_np'; did you mean 'thread_stage_name'? [-Wimplicit-function-declaration]
             if (strlen(c_name) > 0 && pthread_setname_np(pthread_self(), c_name) == 0) {
                                       ^~~~~~~~~~~~~~~~~~
src/gc/roots.h:70:5: note: in definition of macro 'MVMROOT'
     block \
     ^~~~~
src\core\threads.c:357:58: warning: implicit declaration of function 'pthread_self'; did you mean 'uv_thread_self'? [-Wimplicit-function-declaration]
             if (strlen(c_name) > 0 && pthread_setname_np(pthread_self(), c_name) == 0) {
                                                          ^~~~~~~~~~~~
src/gc/roots.h:70:5: note: in definition of macro 'MVMROOT'
     block \
     ^~~~~

Warnings seen when trying to build Rakudo Star 2020.10 on Windows 10