InteropResolver::resolveKey(DSIGKeyInfoList *) in tools/checksigInteropResolver.cpp has:
It's meant to return a pointer, and in C++11 only integer literals are valid null pointer constants, not other constant expressions that happen to have the value zero.
I suggest changing it to return NULL.
- is duplicated by
SANTUARIO-448 Fails to build with GCC 6
SANTUARIO-434 GCC warnings for pointer conversions