Re: option to control code straightening

[Jeff Law <law@xxxxxxxxxx>]

Tim Prince wrote:
> Is there an option in gcc 4.4 or 4.5 to avoid code straightening in 
> loops with conditionals or select?  Intel Core i7 Loop Stream Detector 
> seems to give up when the code path has more than minimum number of 
> branches.
Under what circumstances is code straightening introducing more 
branches?  The whole point of code straightening is to decrease the 
number of branches!

jeff