GCC 4.4ãããããè¦ãããªã®ã§ããã-Qãªãã·ã§ã³ã使ãã¨ã æé©åçã§ã©ã®ãªãã·ã§ã³ãæå¹ã«ãªããããããã¿ããã§ãã å ·ä½çã«ã¯ä»¥ä¸ã®ãããªã³ãã³ãã§ãã % gcc -O2 -Q --help=optimize # åã ã®ãªãã·ã§ã³ã«ã¤ã㦠'enabled' or 'disabled'ã確èªã§ããããã§åã¬ãã«ã§ã®éããè¦ã¦ã¿ãã ã¾ã¨ããã®ãé¢åãªã®ã§ä»¥ä¸ã®ãããªã¹ã¯ãªãããèµ°ããã #!/usr/bin/env perl use strict; use warnings; my @levels = qw(-O0 -O1 -O2 -O3 -Os); my @base = qw(gcc -- -Q --help=optimize); my %optimize; for my $level (@levels) { my @cmd = @base; $cmd[1] = $leve
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