6.8 is a year and a half before pointer compression though. Which also means that 6.8 is obsolete and unsupported.
On Fri, Feb 28, 2020 at 12:14 PM Ben Noordhuis <i...@bnoordhuis.nl> wrote: > On Fri, Feb 28, 2020 at 4:05 AM YQ Tian <tianyuqiu123...@gmail.com> wrote: > > > > v8 version 6.8.275.32 > > > > Hi all! > > > > > > When I upgrade the v8 version, my program crashes. My program statically > links the v8 library and also uses another dynamic library. The dynamic > library will call the dynamic_cast function， to see the crash stack of the > program. The function enters the has_unambiguous_public_base function > through __dynamic_cast Called, right here the program crashes. Upgrading > v8, I used the monolith library instead of multiple previous libraries. > Through the command `nm` I found that the updated v8 has the symbol > __dynamic_cast defined. Can anyone help me understand why monolith has this > symbol? What does the monolith version do? Why does my other dynamic > library crash? > > The monolithic build includes ICU and that uses dynamic_cast in > numerous places. That said, I doubt that's the reason for the crash. > > Search the group for recently reported crashes. In most cases it's a > matter of ensuring both V8 and your own code are compiled with > -DV8_COMPRESS_POINTERS. > > -- > -- > v8-users mailing list > v8-users@googlegroups.com > http://groups.google.com/group/v8-users > --- > You received this message because you are subscribed to the Google Groups > "v8-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to v8-users+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/v8-users/CAHQurc9AJYppATmLM198dt-Q62GGUSjek1yXeFvTUcZO_n%3DM%3DQ%40mail.gmail.com > . > -- -- v8-users mailing list v8-users@googlegroups.com http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to v8-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/v8-users/CAKSzg3TK5W3YwcaVphd7GmRLnJFLic1zhHwhQsEcg5ufLwxStg%40mail.gmail.com.
