4 ms·
There is no difference at all, since the latter takes precedence (read the man pages): $ gcc -c -Q -Os -O3 --help=optimizers > Os-O3-opts $ gcc -c -Q -O3 --he
by MtL 16y ago
There is no difference at all, since the latter takes precedence (read the man pages):
$ gcc -c -Q -Os -O3 --help=optimizers > Os-O3-opts
$ gcc -c -Q -O3 --help=optimizers > O3-opts
$ diff Os-O3-opts O3-opts
$
- rlpb 16y agoI didn't realise that. He actually uses -Os after -O3.