Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!samsung!uunet!mcsun!hp4nl!alchemy!piet From: piet@cs.ruu.nl (Piet van Oostrum) Newsgroups: comp.sys.hp Subject: Re: cc optimizer dies on a few perl.4.0.beta files Message-ID: <1991Mar25.101031.16378@cs.ruu.nl> Date: 25 Mar 91 10:10:31 GMT References: <11330@dog.ee.lbl.gov> Sender: piet@cs.ruu.nl (Piet van Oostrum) Reply-To: piet@cs.ruu.nl (Piet van Oostrum) Distribution: comp Organization: Dept of Computer Science, Utrecht University, The Netherlands Lines: 16 In-Reply-To: milburn@me10.lbl.gov (John Milburn) >>>>> milburn@me10.lbl.gov (John Milburn) (JM) writes: JM> No, its not. I needed about 80 Megs of swap to optimize eval.c. I only JM> did it once, then switched to +O1 for eval.c and toke.c. I guess the JM> -O level of optimization in hp-ux is over ambitious. Besides that, I believe it's broken. A few weeks ago I spent a whole day trying to find a bug in a program. At the end of the day I found that the makefile had -O in it. After changing that to +O1 the program run flowlessly. I do never use -O. I just don't trust it. -- Piet* van Oostrum, Dept of Computer Science, Utrecht University, Padualaan 14, P.O. Box 80.089, 3508 TB Utrecht, The Netherlands. Telephone: +31 30 531806 Uucp: uunet!mcsun!ruuinf!piet Telefax: +31 30 513791 Internet: piet@cs.ruu.nl (*`Pete')