3 ms·
gcc seems to do something similar for -Ofast. Adding something like printf("x[0][0]=%f\n", x[0][0]); at the end of main fixes this. Benchmarking is hard.
by michaf 10y ago
gcc seems to do something similar for -Ofast. Adding something like
printf("x[0][0]=%f\n", x[0][0]);
at the end of main fixes this.
Benchmarking is hard.