http://bugzilla.novell.com/show_bug.cgi?id=524595
User [email protected] added comment http://bugzilla.novell.com/show_bug.cgi?id=524595#c1 Antonio Cuni <[email protected]> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |[email protected] --- Comment #1 from Antonio Cuni <[email protected]> 2009-07-23 07:54:16 MDT --- after more investigation, I discovered that the culprit is not the try/catch nor the overflow checking; a temp variable is enough to make the code ~4x slower even with a very simple loop: public static int Fast() { int i = 0; int step = 3; while (i < N) { i = i + step; } return i; } public static int Slow() { int i = 0; int step = 3; int tmp = 0; while (i < N) { tmp = i + step; i = tmp; } return i; } viper tmp $ mono tempvar2.exe Fast: 00:00:00.1746620 Slow: 00:00:00.6593390 -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the QA contact for the bug. _______________________________________________ mono-bugs maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-bugs
