Done. On Tue, Dec 11, 2018 at 5:01 PM <[email protected]> wrote:
> Thanks Clemens for opening the bug. Can you please add me as a watcher to > this bug. I am not sure if I can do that myself. You can either use my > [email protected] or [email protected] > > Sirish > > On Tuesday, December 11, 2018 at 2:24:50 AM UTC-6, Clemens Hammacher wrote: > >> Thanks for the report, ClusterFuzz is able to reproduce this. >> I opened a bug: https://crbug.com/913844 >> We will make sure to fix this. >> >> On Mon, Dec 10, 2018 at 11:04 PM Sirish Pande <[email protected]> wrote: >> > Hi, >>> >>> I noticed that in the tip build of d8 for ARM64, if I have iterations >>> big enough that that can generate jitted code, d8 fails the following way: >>> >>> $ ./d8 --perf-prof opt.js >>> >>> >>> # >>> # Fatal error in >>> ../../src/compiler/backend/arm64/unwinding-info-writer-arm64.cc, line 38 >>> # Debug check failed: block->predecessors().empty() || >>> block->successors().empty(). >>> # >>> >>> Here's simple test case: >>> $ cat foo.js >>> function add(x, y) { >>> return x + y; >>> } >>> for (var x = 0; x < 1000000; x++) >>> add(x, 2); >>> >>> >>> >>> Then I started looking at the tagged v8. I found that all 7.3.X also >>> fails in the similar way. >>> I always build d8 in the following way: >>> >>> gn gen --args="target_cpu=\"arm64\" is_component_build=false" >>> out/7.3.15.debug >>> autoninja -C out/7.3.15.debug >>> >>> The last good one that works with --perf-prof is 7.1.1. I have not >>> checked any of the 7.2.x >>> >>> I am wondering if this is now a known issue, and if someone is already >>> looking at it. >>> >>> Thanks. >>> Sirish >>> >>> >>> >>> -- >>> -- >>> v8-dev mailing list >>> >> [email protected] >> >> >>> http://groups.google.com/group/v8-dev >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "v8-dev" group. >>> >> To unsubscribe from this group and stop receiving emails from it, send an >>> email to [email protected]. >> >> >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- >> > Clemens Hammacher >> >> Software Engineer >> >> [email protected] >> > Google Germany GmbH >> >> Erika-Mann-Straße 33 >> <https://maps.google.com/?q=Erika-Mann-Stra%C3%9Fe+33+80636+M%C3%BCnchen&entry=gmail&source=g> >> >> 80636 München >> <https://maps.google.com/?q=Erika-Mann-Stra%C3%9Fe+33+80636+M%C3%BCnchen&entry=gmail&source=g> >> >> Geschäftsführer: Paul Manicle, Halimah DeLaine Prado >> >> Registergericht und -nummer: Hamburg, HRB 86891 >> >> Sitz der Gesellschaft: Hamburg >> >> Diese E-Mail ist vertraulich. Falls sie diese fälschlicherweise erhalten >> haben sollten, leiten Sie diese bitte nicht an jemand anderes weiter, >> löschen Sie alle Kopien und Anhänge davon und lassen Sie mich bitte wissen, >> dass die E-Mail an die falsche Person gesendet wurde. >> >> >> >> This e-mail is confidential. If you received this communication by >> mistake, please don't forward it to anyone else, please erase all copies >> and attachments, and please let me know that it has gone to the wrong >> person. >> > -- > -- > v8-dev mailing list > [email protected] > http://groups.google.com/group/v8-dev > --- > You received this message because you are subscribed to the Google Groups > "v8-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- Clemens Hammacher Software Engineer [email protected] Google Germany GmbH Erika-Mann-Straße 33 80636 München Geschäftsführer: Paul Manicle, Halimah DeLaine Prado Registergericht und -nummer: Hamburg, HRB 86891 Sitz der Gesellschaft: Hamburg Diese E-Mail ist vertraulich. Falls sie diese fälschlicherweise erhalten haben sollten, leiten Sie diese bitte nicht an jemand anderes weiter, löschen Sie alle Kopien und Anhänge davon und lassen Sie mich bitte wissen, dass die E-Mail an die falsche Person gesendet wurde. This e-mail is confidential. If you received this communication by mistake, please don't forward it to anyone else, please erase all copies and attachments, and please let me know that it has gone to the wrong person. -- -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev --- You received this message because you are subscribed to the Google Groups "v8-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
