"Unused parameter" build failure(s) — clang 5.0

-Wextra of clang incluses -Wunused-parameter which is not the case with gcc.
So, the following code will fail with clang but build with gcc:
int main(int argc, char *argv[])
{
}
clang -Werror -Wextra -c plop.c
gcc -Werror -Wextra -c plop.c
PackageVersionSupposed error messageFull log Bug report
switchsh 0~20070801-4switchsh.c:69:14: error: unused parameter 'argc' [-Werror,-Wunused-parameter] Log

1 errors