From: Ben Pfaff Date: Thu, 14 Feb 2008 08:17:14 +0000 (+0000) Subject: Explain why a null pointer sentinel must be pushed on the stack. X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cd904d16ef888b5001c4509580240c06056b6262;hp=cd904d16ef888b5001c4509580240c06056b6262;p=pintos-anon Explain why a null pointer sentinel must be pushed on the stack. From Valentin I. Spitkovsky . ---