On 26/07/16 01:32, Matthias Maier wrote: > > On Mon, Jul 25, 2016, at 16:05 CDT, Emilio Pozuelo Monfort <po...@debian.org> > wrote: > >> What's the bug number? > > There is no reported bug so far. > >> A binNMU to workaround an ABI break is usually the wrong approach, >> unless there has been a SONAME bump. > > libtrilinos-teuchos12 changed ABI from 12.6.3-1 to 12.6.3-2 without a > SONAME bump. In particular, the symbol store_stacktrace was removed: > > tamiko@jackdaw 12.6.3-1 % objdump -TC > usr/lib/x86_64-linux-gnu/libtrilinos_teuchos*.so.12 | grep store_stacktrace > 0000000000000000 DF *UND* 0000000000000000 > Teuchos::store_stacktrace() > 0000000000023c00 g DF .text 0000000000000110 Base > Teuchos::store_stacktrace() > 0000000000000000 DF *UND* 0000000000000000 > Teuchos::store_stacktrace() > 0000000000000000 DF *UND* 0000000000000000 > Teuchos::store_stacktrace() > 0000000000000000 DF *UND* 0000000000000000 > Teuchos::store_stacktrace() > tamiko@jackdaw 12.6.3-1 % > > tamiko@jackdaw 12.6.3-2 % objdump -TC > usr/lib/x86_64-linux-gnu/libtrilinos_teuchos*.so.12 | grep store_stacktrace > tamiko@jackdaw 12.6.3-2 % > > It seems that libdeal.ii-8.4.1 was compiled against 12.6.3-1 for > amd64. Unfortunately, this leads to a linker error when using the > library: > > /usr/lib/x86_64-linux-gnu/libdeal.ii.g.so.8.4.1: error: undefined reference > to 'Teuchos::store_stacktrace()' > > Consequently, libdeal.ii-8.4.1 has to be recompiled against 12.6.3-2 to > resolve this problem. > > I know that trilinos should have simply changed SONAME in this > case. Given the fact that deal.ii is the only reverse dependency so far, > it seems easier for me to just do a binNMU.
Yes, you should bump the SONAME or just rename the Debian package to libtrilinos-teuchos12a (for example) to avoid having a different SONAME than the rest of the world. Or at the very least, do a sourceful upload of deal.ii and add a Breaks in libtrilinos against older versions... Cheers, Emilio
