$ cd qemu $ git submodule update --init roms/ipxe $ cd roms $ make pxerom report error like this:
> In file included from tests/bigint_test.c:38: > tests/bigint_test.c: In function ‘bigint_test_exec’: > tests/bigint_test.c:232:14: error: ‘result_raw’ may be used uninitialized > [-Werror=maybe-uninitialized] > 232 | ok ( memcmp ( result_raw, expected_raw, > \ > | > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > 233 | sizeof ( result_raw ) ) == 0 ); > \ > | ~~~~~~~~~~~~~~~~~~~~~~~ > include/ipxe/test.h:45:19: note: in definition of macro ‘okx’ > 45 | test_ok ( success, file, line, #success ) > | ^~~~~~~ > tests/bigint_test.c:232:9: note: in expansion of macro ‘ok’ > 232 | ok ( memcmp ( result_raw, expected_raw, > \ > | ^~ > tests/bigint_test.c:565:9: note: in expansion of macro ‘bigint_add_ok’ > 565 | bigint_add_ok ( BIGINT ( 0x8a ), > | ^~~~~~~~~~~~~ > In file included from tests/bigint_test.c:36: > include/string.h:32:19: note: by argument 1 of type ‘const void *’ to > ‘memcmp’ declared here > 32 | extern int __pure memcmp ( const void *first, const void *second, > | ^~~~~~ > tests/bigint_test.c:213:17: note: ‘result_raw’ declared here > 213 | uint8_t result_raw[ sizeof ( expected_raw ) ]; > \ > | ^~~~~~~~~~ > tests/bigint_test.c:565:9: note: in expansion of macro ‘bigint_add_ok’ > 565 | bigint_add_ok ( BIGINT ( 0x8a ), > | ^~~~~~~~~~~~~ > cc1: all warnings being treated as errors > make[1]: *** [Makefile.housekeeping:943: bin/bigint_test.o] Error 1 > make[1]: Leaving directory '/home/jaloo/slackware/qemu/qemu/roms/ipxe/src' > make: *** [Makefile:126: build-pxe-roms] Error 2
