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add workaround for Eigen serialization issue

release/4.3a0
Varun Agrawal 2021-11-29 16:41:13 -05:00
parent a80308d19f
commit 120a69d7db
1 changed files with 11 additions and 0 deletions
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11
gtsam/base/serialization.h
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@ -40,6 +40,17 @@
#include <boost/archive/binary_oarchive.hpp> #include <boost/archive/binary_oarchive.hpp>
#include <boost/serialization/export.hpp> #include <boost/serialization/export.hpp>
// Workaround a bug in GCC >= 7 and C++17
// ref. https://gitlab.com/libeigen/eigen/-/issues/1676
#ifdef __GNUC__
#if __GNUC__ >= 7 && __cplusplus >= 201703L
namespace boost { namespace serialization { struct U; } }
namespace Eigen { namespace internal {
template<> struct traits<boost::serialization::U> {enum {Flags=0};};
} }
#endif
#endif
namespace gtsam { namespace gtsam {
/** @name Standard serialization /** @name Standard serialization