<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; 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font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; -webkit-text-decorations-in-effect: none; text-indent: 0px; -webkit-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><div><font class="Apple-style-span" color="#0000FF"><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-family: 'Gill Sans'; "><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-family: 'Gill Sans'; ">Antony Hosking</span></span></font></font><font class="Apple-style-span" face="Gill Sans"><span class="Apple-style-span" style="font-family: 'Gill Sans'; "><span class="Apple-style-span" style="font-family: 'Gill Sans'; "><span class="Apple-converted-space"> </span>|<span class="Apple-converted-space"> </span></span></span><span class="Apple-style-span" style="font-family: 'Gill Sans'; "><span class="Apple-style-span" style="font-family: 'Gill Sans'; ">Associate Professor</span></span><span class="Apple-style-span" style="font-family: 'Gill Sans'; "><span class="Apple-style-span" style="font-family: 'Gill Sans'; "> | Computer Science | Purdue University</span></span></font></div><div><font class="Apple-style-span" face="GillSans-Light"><span class="Apple-style-span" style="font-family: GillSans-Light; ">305 N. University Street | West Lafayette | IN 47907 | USA</span></font></div><div><font class="Apple-style-span" color="#0000FF" face="Gill Sans"><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-family: 'Gill Sans'; "><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-family: 'Gill Sans'; ">Office</span></span></font><font class="Apple-style-span" face="GillSans-Light"><span class="Apple-style-span" style="font-family: GillSans-Light; "><span class="Apple-style-span" style="font-family: GillSans-Light; "> +1 765 494 6001 |<span class="Apple-converted-space"> </span></span></span></font><font class="Apple-style-span" color="#0000FF" face="Gill Sans"><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-family: 'Gill Sans'; "><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-family: 'Gill Sans'; ">Mobile</span></span></font><font class="Apple-style-span" face="GillSans-Light"><span class="Apple-style-span" style="font-family: GillSans-Light; "><span class="Apple-style-span" style="font-family: GillSans-Light; "><span class="Apple-converted-space"> </span>+1 765 427 5484</span></span></font></div><div><font class="Apple-style-span" face="GillSans-Light"><br class="khtml-block-placeholder"></font></div></span></span></span></span></span></span></span><br class="Apple-interchange-newline"></span></div></span></div></span><br class="Apple-interchange-newline"> </div><br><div><div>On 24 Sep 2009, at 10:24, Jay K wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="hmmessage" style="font-size: 10pt; font-family: Verdana; "> @M3noincremental about the same crashing<span class="Apple-converted-space"> </span><br> @M3nogenerational about the same crashing<span class="Apple-converted-space"> </span><br> @M3noincremental @M3nogenerational about the same crashing<span class="Apple-converted-space"> </span><br> <br> - Jay<br><br> <br><hr id="stopSpelling">From:<span class="Apple-converted-space"> </span><a href="mailto:jay.krell@cornell.edu">jay.krell@cornell.edu</a><br>To:<span class="Apple-converted-space"> </span><a href="mailto:rcoleburn@scires.com">rcoleburn@scires.com</a>;<span class="Apple-converted-space"> </span><a href="mailto:m3devel@elegosoft.com">m3devel@elegosoft.com</a><br>Subject: RE: [M3devel] more info on juno on windows<br>Date: Tue, 22 Sep 2009 22:11:26 +0000<br><br>current:<br> <br>nogc "works" -- always the WinContext/PushPixmap assertion failure<br></div></span></blockquote><div><br></div><div>I think this is indicative of a heap clobber that you are seeing.</div><br><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="hmmessage" style="font-size: 10pt; font-family: Verdana; "> <br>paranoidgc is broken the same as default -- variety of assertion failures and access violations<br>Including but NOT limited to:<br> <br>***<br>*** runtime error:<br>*** <*ASSERT*> failed.<br>*** file "..\src\runtime\common\RTCollector.m3", line 1708<br>***<br><br> <br>which is in RefSanityCheck, doesn't look useful.<br> <br>still many access violations at 00200000-4.<br>I think 00200000 just happens to be some pixmap data from the splash screen that clobbered some other data but I don't know.<br>I posted a big hex dump the other week to see if anyone could confirm it looks like pixmaps.<br> <br> - Jay<br><br> <br><hr id="ecxstopSpelling">Date: Tue, 22 Sep 2009 17:58:52 -0400<br>From:<span class="Apple-converted-space"> </span><a href="mailto:rcoleburn@scires.com">rcoleburn@scires.com</a><br>To:<span class="Apple-converted-space"> </span><a href="mailto:m3devel@elegosoft.com">m3devel@elegosoft.com</a><br>Subject: Re: [M3devel] more info on juno on windows<br><br><div>Tony:</div><div> </div><div>I just tried these options. Here are results:</div><div> </div><div>recent cm3 on XP: paranoidgc yeilds assert in RTCollector.m3 line 1706, while nogc gets assert in WinContext.m3 line 165. I note that the juno window begins drawing before the crash on nogc whereas it does not on paranoidgc.</div><div> </div><div>recent cm3 on Vista, same results as above except that it appears to reference an illegal memory location before hitting the assert in the RTCollector when using paranoidgc.</div><div> </div><div>old d5.7.0 circa August 2008 on XP: paranoidgc gets a repeating assert at line 845 in ThreadWin32.m3. You have to hit Ctrl-C to abort the repeating error message. Not sure if anything else happens first because it scrolls too far. For nogc, we get same behavoir as the other tests above.</div><div> </div><div>Regards,</div><div>Randy<br><br>>>> Tony Hosking <<a href="mailto:hosking@cs.purdue.edu">hosking@cs.purdue.edu</a>> 9/22/2009 5:46 PM >>><br>Have you tried running with @M3nogc? And @M3paranoidgc?</div><div><br></div><div><br><div><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><div style="word-wrap: break-word; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><div style="word-wrap: break-word; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><span class="ecxecxApple-style-span" style="text-transform: none; text-indent: 0px; border-collapse: separate; font: normal normal normal 12px/normal Helvetica; white-space: normal; letter-spacing: normal; color: rgb(0, 0, 0); word-spacing: 0px; "><div><font class="ecxecxApple-style-span" color="#0000ff"><font class="ecxecxApple-style-span" face="Gill Sans"><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; color: rgb(0, 0, 255); "><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; color: rgb(0, 0, 255); ">Antony Hosking</span></span></font></font><font class="ecxecxApple-style-span" face="Gill Sans"><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; "><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; "><span class="ecxecxApple-converted-space"> </span>|<span class="ecxecxApple-converted-space"> </span></span></span><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; "><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; ">Associate Professor</span></span><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; "><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; "> | Computer Science | Purdue University</span></span></font></div><div><font class="ecxecxApple-style-span" face="GillSans-Light"><span class="ecxecxApple-style-span" style="font-family: GillSans-Light; ">305 N. University Street | West Lafayette | IN 47907 | USA</span></font></div><div><font class="ecxecxApple-style-span" color="#0000ff" face="Gill Sans"><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; color: rgb(0, 0, 255); "><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; color: rgb(0, 0, 255); ">Office</span></span></font><font class="ecxecxApple-style-span" face="GillSans-Light"><span class="ecxecxApple-style-span" style="font-family: GillSans-Light; "><span class="ecxecxApple-style-span" style="font-family: GillSans-Light; "> +1 765 494 6001 |<span class="ecxecxApple-converted-space"> </span></span></span></font><font class="ecxecxApple-style-span" color="#0000ff" face="Gill Sans"><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; color: rgb(0, 0, 255); "><span class="ecxecxApple-style-span" style="font-family: 'Gill Sans'; color: rgb(0, 0, 255); ">Mobile</span></span></font><font class="ecxecxApple-style-span" face="GillSans-Light"><span class="ecxecxApple-style-span" style="font-family: GillSans-Light; "><span class="ecxecxApple-style-span" style="font-family: GillSans-Light; "><span class="ecxecxApple-converted-space"> </span>+1 765 427 5484</span></span></font></div><div><font class="ecxecxApple-style-span" face="GillSans-Light"><br class="ecxecxkhtml-block-placeholder"></font></div></span></span></span></span></span></span></span><br class="ecxecxApple-interchange-newline"></span></div></span></div></span><br class="ecxecxApple-interchange-newline"></div><br><div><div>On 22 Sep 2009, at 17:39, Jay K wrote:</div><br class="ecxecxApple-interchange-newline"><blockquote><div><br>Again, what I see is that many versions before around Feb 20 2007 consistently fail with that same assertion failure.<br><br>I have tested many versions now, recently.<br><br>But versions after Feb 20 2007 usually access violate on the address 0x20000 or so, sometimes other addresses, sometimes various assertion failures. I believe this is much worse than merely always failing the same assertion.<br><br><br><br>- Jay<br><br><br><br>Date: Tue, 22 Sep 2009 17:06:20 -0400<br>From:<span class="Apple-converted-space"> </span><a href="mailto:rcoleburn@scires.com">rcoleburn@scires.com</a><br>To:<span class="Apple-converted-space"> </span><a href="mailto:m3devel@elegosoft.com">m3devel@elegosoft.com</a><br>Subject: [M3devel] more info on juno on windows<br><br><br><br><br>Do we know whether or not Juno ever worked on Windows ?<br><br>I don't recall ever testing it on Windows. I still have a vd5.7.0 cm3 that I used for the project I finished up last year (August 2008). If I run Juno on this system (Windows XP SP3), Juno crashes with an ASSERT failure at line 165 in winvbt/WinContext.m3. The date on the juno.exe is 8/19/2008.<br><br>Regards,<br>Randy<br><br><blockquote><blockquote><blockquote>Jay K <<a href="mailto:jay.krell@cornell.edu">jay.krell@cornell.edu</a>> 9/22/2009 2:57 PM >>><br></blockquote></blockquote></blockquote>Here is the truncated part from the previous:<br><br>This change, I think, causes Juno to access violate whereas before it "only" failed assertions.<br>I believe it is considered fairly ok for a safe system to terminate with an assertion failure,<br>that might not be a bug at all, but considered far worse to hit a SIGSEGV</div></blockquote></div><br></div></div></span><br class="Apple-interchange-newline"></blockquote></div><br></body></html>