--- benchmarks/matmul/matmul-lace.c.orig 2025-05-23 10:56:19 UTC +++ benchmarks/matmul/matmul-lace.c @@ -121,7 +121,7 @@ int main(int argc, char *argv[]) int workers = 1; int dqsize = 100000; - char c; + signed char c; while ((c=getopt(argc, argv, "w:q:h")) != -1) { switch (c) { case 'w':