On 08/13/2013 08:37 AM, Cyrill Gorcunov wrote: >> >> Does it actually matter, generated-code-wise, or is the compiler smart >> enough to figure it out? The reason I'm asking is because it makes the > > gcc-4.7.2 is smart enough to suppress useless masking (ie ((1u << 31) - 1)) > completely but I don't know if this can be assumed for all gcc series. > I would be highly surprised if it wasn't the case for any gcc we care about. -hpa -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>