Hi Tim, I'd say: is this a showstopper? How often do you raise a Fraction to the power of another Fraction with large denominator (> 10000)? Or is it used indirectly by some kind of Framework?
If yes then open a pharo bug entry and mark for 6.x, else just wait 7.x... Nicolas 2017-08-14 10:49 GMT+02:00 Tim Mackinnon <tim@testit.works>: > Is there a way for this to get back into 6.1 - so we can shoot for a > stable 6.x version that will last us for a year while 7.x is under > development? > > I’m not familiar with how point release are handled in Pharo, and I get > the impression that this is going to be a slightly rockier year as there > have been some pretty revolutionary changes made to get us here. > > As its a vm change does this mean we get 6.2 queued up somehow? > > Tim > > > On 13 Aug 2017, at 20:12, Stephane Ducasse <stepharo.s...@gmail.com> > wrote: > > > > Tx eliot. > > > > > > On Fri, Aug 11, 2017 at 12:55 AM, Eliot Miranda <eliot.mira...@gmail.com> > wrote: > >> Hi Andrei, > >> > >> On Thu, Aug 10, 2017 at 3:02 AM, Andrei Chis < > chisvasileand...@gmail.com> > >> wrote: > >>> > >>> > >>> Hi, > >>> > >>> I was executing this code '(2009/2000) ** (3958333/100000)' with the > >>> Pharo6.1 distribution and the vm crashed with she stack attached below. > >>> Tried it on both mac and windows 10. > >>> Seems that #raisedTo: has a special case for fractions that ends up > >>> calling #nthRoot: like '2009 nthRoot: 100000' leading to the crash. > >> > >> > >> The plugin is now fixed; see VMMaker.oscog-eem.2262. I'll generate code > >> soon (am debugging something you're familiar with that takes several > hours > >> to run and don't want to generate sources while it's running). But I'm > glad > >> you've found a better way! This case creates 600k byte large integers > and > >> takes forever to run :-) > >> > >>> > >>> Cheers, > >>> Andrei > >>> > >>> > >>> 0xaddeac M LargePositiveInteger(Integer)>quo: 0x314093e8: a(n) > >>> LargePositiveInteger > >>> 0xaddec8 M LargePositiveInteger(LargeInteger)>quo: 0x314093e8: a(n) > >>> LargePositiveInteger > >>> 0xaddee8 M LargePositiveInteger(Integer)>// 0x314093e8: a(n) > >>> LargePositiveInteger > >>> 0xaddf04 M LargePositiveInteger(LargeInteger)>// 0x314093e8: a(n) > >>> LargePositiveInteger > >>> 0xaddf34 I LargePositiveInteger(Integer)>nthRootTruncated: 0x30cc8350: > >>> a(n) LargePositiveInteger > >>> 0xaddf5c I LargePositiveInteger(Integer)>nthRootRounded: 0x30cc8350: > a(n) > >>> LargePositiveInteger > >>> 0xaddf88 I SmallInteger(Integer)>nthRoot: 0xfb3=2009 > >>> 0xaddfb4 I Fraction>nthRoot: 0x4f9a940: a(n) Fraction > >>> 0xaddfd8 I Fraction(Number)>raisedTo: 0x4f9a940: a(n) Fraction > >>> 0xaddffc I Fraction(Number)>** 0x4f9a940: a(n) Fraction > >>> 0xade018 M UndefinedObject>DoIt 0x5fe5d00: a(n) UndefinedObject > >>> 0xade048 I OpalCompiler>evaluate 0x4f9a998: a(n) OpalCompiler > >>> 0xade074 I RubSmalltalkEditor>evaluate:andDo: 0x305e5878: a(n) > >>> RubSmalltalkEditor > >>> 0xade09c I RubSmalltalkEditor>highlightEvaluateAndDo: 0x305e5878: a(n) > >>> RubSmalltalkEditor > >>> 0xade0b8 M > >>> GLMMorphicPharoScriptRenderer(GLMMorphicPharoCodeRenderer)>popupPrint > >>> 0x3062fdc8: a(n) GLMMorphicPharoScri > >>> enderer > >>> 0xade0d8 I MorphicAlarm(MessageSend)>value 0x4f9ab20: a(n) > MorphicAlarm > >>> 0xade0f4 M MorphicAlarm>value: 0x4f9ab20: a(n) MorphicAlarm > >>> 0xade114 M WorldState>triggerAlarmsBefore: 0x71bb5e0: a(n) WorldState > >>> 0xade140 M WorldState>runLocalStepMethodsIn: 0x71bb5e0: a(n) > WorldState > >>> 0xade164 M WorldState>runStepMethodsIn: 0x71bb5e0: a(n) WorldState > >>> 0xade180 M WorldMorph>runStepMethods 0x6ab7778: a(n) WorldMorph > >>> 0xade198 M WorldState>doOneCycleNowFor: 0x71bb5e0: a(n) WorldState > >>> 0xade1b4 M WorldState>doOneCycleFor: 0x71bb5e0: a(n) WorldState > >>> 0xade1d0 M WorldMorph>doOneCycle 0x6ab7778: a(n) WorldMorph > >>> 0xade1e8 M WorldMorph class>doOneCycle 0x6a9f960: a(n) WorldMorph class > >>> 0xade200 M [] in MorphicUIManager>spawnNewProcess 0x2cc88718: a(n) > >>> MorphicUIManager > >>> 0xade220 I [] in BlockClosure>newProcess 0x2f178150: a(n) BlockClosure > >>> > >> > >> > >> > >> -- > >> _,,,^..^,,,_ > >> best, Eliot > > > > >
