"Tautological comparison" build failure(s) — clang 5.0

Always true:
int main() {
    unsigned int i = 0;
    i < 0;
    return 0;
}
gcc -Werror plop.c will accept this code while clang -Werror plop.c will fail.
PackageVersionSupposed error messageFull log Bug report
grail 3.1.0-2.1subscription.cpp:108:19: error: comparison of unsigned expression < 0 is always false [-Werror,-Wtautological-compare] Log 753646
libemu 0.2.0+git20120122-1.2environment/win32/env_w32_dll_export_ws2_32_hooks.c:372:11: error: comparison of unsigned expression < 0 is always false [-Werror,-Wtautological-compare] Log 754321
libmlx5 1.2.1-1src/verbs.c:1228:15: error: comparison of unsigned expression < 0 is always false [-Werror,-Wtautological-compare] Log
libradsec 0.0.5-4tcp.c:54:14: error: comparison of unsigned expression < 0 is always false [-Werror,-Wtautological-compare] Log
network-manager-iodine 1.2.0-1nm-iodine-service.c:388:20: error: comparison of unsigned enum expression >= 0 is always true [-Werror,-Wtautological-compare] Log 754325
simulavr 0.1.2.2-7disp.c:463:25: error: comparison of unsigned expression >= 0 is always true [-Werror,-Wtautological-compare] Log 754591

6 errors