Re: should leveldb have had an soname bump, and the associated notice?

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* Kaleb Keithley:

> in f35 leveldb-1.22's libleveldb.so.1.22 has, among others, the following:
>
> # nm -D libleveldb.so.1.22 | grep Logger | grep leveldb
> 00000000000367f0 T _ZN7leveldb6LoggerD0Ev
> 0000000000036740 T _ZN7leveldb6LoggerD1Ev
> 0000000000036740 T _ZN7leveldb6LoggerD2Ev
> 00000000000557a0 D _ZTIN7leveldb6LoggerE
> 0000000000046650 R _ZTSN7leveldb6LoggerE
> 0000000000055778 D _ZTVN7leveldb6LoggerE
>
> This was recently updated to leveldb-1.23, and libleveldb.so.1.23 has
>
> # nm -D /usr/lib64/libleveldb.so.1.23.0 | grep Logger | grep leveld
> 0000000000031490 T _ZN7leveldb6LoggerD0Ev
> 00000000000313e0 T _ZN7leveldb6LoggerD1Ev
> 00000000000313e0 T _ZN7leveldb6LoggerD2Ev
> 000000000004c470 D _ZTVN7leveldb6LoggerE
>
> This looks like an ABI change to me.
>
> And it broke the ceph :-(. (https://bugzilla.redhat.com/show_bug.cgi?id=1989452)

-fno-rtti is not an ABI-compatible change, so the soname should have
been updated, yes.  I reported it upstream:

  <https://github.com/google/leveldb/issues/927>

but I expect upstream does not care about ABI.

Thanks,
Florian
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