adding -fPIC compiler option for building on SPARC, Solaris 11.4

[Phil Thompson]

On 12/11/2020 00:31, Nate Alderson wrote:
> Hello,
> 
> I am attempting to build PyQt5-5.15.2.dev2010041344 on SPARC, Solaris 
> 11.4
> with gcc 9.3.0 , but it fails linking:
> 
> ....
> ld: fatal: relocation error: R_SPARC_M44: file
> moc_qpycore_event_handlers.o: symbol vtable for PyQtMonitor: invalid 
> shared
> object relocation type: ABS44 code model unsupported
> ld: fatal: relocation error: R_SPARC_L44: file
> moc_qpycore_event_handlers.o: symbol vtable for PyQtMonitor: invalid 
> shared
> object relocation type: ABS44 code model unsupported
> ld: fatal: relocation error: R_SPARC_H44: file
> moc_qpycore_event_handlers.o: symbol QHash<QObject*,
> QHashDummyValue>::deleteNode2(QHashData::Node*): invalid shared object
> relocation type: ABS44 code model unsupported
> ld: fatal: relocation error: R_SPARC_M44: file
> moc_qpycore_event_handlers.o: symbol QHash<QObject*,
> QHashDummyValue>::deleteNode2(QHashData::Node*): invalid shared object
> relocation type: ABS44 code model unsupported
> ld: fatal: relocation error: R_SPARC_L44: file
> moc_qpycore_event_handlers.o: symbol QHash<QObject*,
> QHashDummyValue>::deleteNode2(QHashData::Node*): invalid shared object
> relocation type: ABS44 code model unsupported
> 
> 
> Googling indicated I should add the -fPIC option to the g++ flags but I
> can't figure out how that works.  I've tried:
> "python configure.py CXXFLAGS+=-fPIC" among other  things but nothing 
> seems
> to work. Any suggestions?
> 
> I have manually added the flag to some Makefiles and that resolved the
> issue.
> 
> Thanks,
> Nate

Try QMAKE_CXXFLAGS

Phil