Potter Stewart

“ The failure of a trial court to ask a defendant represented by an attorney whether he has anything to say before sentence is imposed is not of itself an error of the character or magnitude cognizable under a writ of habeas corpus. It is an error which is neither jurisdictional nor constitutional. It is not a fundamental defect which inherently results in a complete miscarriage of justice, nor an omission inconsistent with the rudimentary demands of fair procedure. ”

“ They committed an error of law * * *. That error did not go to the jurisdiction of the trial court. Congress, moreover, has provided a regular, orderly method for correction of all such errors by granting an appeal to the Circuit Court of Appeals and by vesting us with certiorari jurisdiction. It is not uncommon after a trial is ended and the time for appeal has passed to discover that a shift in the law or the impact of a new decision has given increased relevance to a point made at the trial but not pursued on appeal. ”

“ Large, 332 U.S. 174, 67 S.Ct. 1588, 91 L.Ed. 1982, the Court held that the remedy of habeas corpus was unavailable in circumstances far more compelling than are presented here. There the petitioners at their criminal trial had been denied an opportunity to present a defense which subsequent decisions of this Court had held should clearly have been available to them. ”