Re: [EXTERNAL] Re: Unhelpful automatic 3rd-party library linkage

2021-06-30 Thread Bob Friesenhahn
On Tue, 29 Jun 2021, Oleg Smolsky wrote: Are you absolutely sure that the above is true? You specified c++17 when compiling your application. Are the libstdc++ ABI's the same across GCC versions and C++ language versions? Well, I want to claim that I am absolutely sure :) My understanding

Re: [EXTERNAL] Re: Unhelpful automatic 3rd-party library linkage

2021-06-29 Thread Oleg Smolsky
On Tue, Jun 29, 2021 at 3:30 PM Bob Friesenhahn < bfrie...@simple.dallas.tx.us> wrote: > On Tue, 29 Jun 2021, Oleg Smolsky wrote: > > > ...and I have figured out the source of the mystery linker flags: zmq > build > > leaves libzmq.la file which contains this: > > > > # Libraries that this one

Re: [EXTERNAL] Re: Unhelpful automatic 3rd-party library linkage

2021-06-29 Thread Oleg Smolsky
On Tue, Jun 29, 2021 at 3:22 PM Bob Friesenhahn < bfrie...@simple.dallas.tx.us> wrote: > On Tue, 29 Jun 2021, Oleg Smolsky wrote: > > > > It looks like GCC9 references come from libzmq: > > > > $ ldd /opt/3p/lib/libzmq.so | grep libstd > >libstdc++.so.6 =>